Contract No. TBD
Draft 2 November 1998
STATEMENT OF WORK
AUXILIARY DRY CARGO SHIP, T-ADC(X)
NAVAL SEA SYSTEMS COMMAND
1. SCOPE. *
1.1 Scope. *
1.2 Background. *
2. APPLICABLE DOCUMENTS *
2.1 General. *
2.2 Department of Defense Standards. *
2.3 Other Government Documents. *
2.4 Non-Government Standards and Other Publications. *
2.5 Order of Precedence. *
3. REQUIREMENTS *
3.1 General. *
3.2 Engineering Design. *
3.2.1 Design Management. *
3.2.2 Design Reviews. *
3.2.3 Design Integration and Systems Engineering. *
3.2.4 Total Ownership Cost. *
3.2.5 Major Equipment. *
3.2.6 Reliability, Maintainability, and Availability (RMA). *
3.2.7 Ship Arrangements. *
3.2.8 Weights. *
3.2.9 Configuration Model. *
3.2.10 Hull Form and Hydrodynamics. *
3.2.11 Stability. *
3.2.12 Shock Protection. *
3.2.13 Noise and Vibration. *
3.2.14 Damage Control (DC). *
3.2.15 Human Engineering. *
3.2.16 System Safety. *
3.2.17 Habitability. *
3.2.18 Structures. *
3.2.19 Manning. *
3.2.20 Chemical, Biological, and Radiological Defense (CBR-D). *
3.2.21 Propulsion Systems. *
3.2.22 Machinery Arrangement Design. *
3.2.23 Industrial Facilities and Test Laboratories Design. *
3.2.24 Heating, Ventilation, and Air Conditioning. *
3.2.25 Fluid, Fire Protection, and Pollution Control Systems. *
3.2.26 Electrical Power, Lighting, Degaussing, and Electric Propulsion Systems. *
3.2.27 Machinery Control. *
3.2.28 Cargo Control System. *
3.2.29 Cargo Handling and Stowage Systems. *
3.2.30 Boat Handling and Stowage. *
3.2.31 Anchor, Mooring, Towing, and Towed Body Systems. *
3.2.32 Replenishment System. *
3.2.33 Ship Control Systems. *
3.2.34 Aviation Support Systems. *
3.2.35 Command, Control, and Communication Space Arrangements. *
3.2.36 Topside Antenna Systems Arrangement. *
3.2.37 Integrated Logistics Support (ILS). *
3.2.38 Functional Configuration Baseline. *
3.2.39 Materials. *
3.2.40 Ship Specification. *
3.3 Detail Design and Construction. *
3.3.1 General Requirements. *
3.3.2 Care of the Ship. *
3.3.3 General Requirements for Design and Construction. *
3.3.4 Shock. *
3.3.5 Noise Control and Vibration. *
3.3.6 Damage Control. *
3.3.7 Reliability, Maintainability, and Availability. *
3.3.8 Human Systems Integration (HSI). *
3.3.9 Chemical, Biological, and Radiological Defense (CBR-D). *
3.3.10 Integrated Logistics Support (ILS). *
3.3.11 Supply Support. *
3.3.12 Drawings. *
3.3.13 Technical Manuals. *
3.3.14 Crew Familiarization. *
3.3.15 Testing. *
3.3.16 Inclining. *
3.3.17 Trials. *
3.3.18 Weights. *
3.3.19 Models and Mockups. *
3.3.20 Photographs. *
3.3.21 Navigation System Alignment. *
3.3.22 Structures. *
3.3.23 Propulsion System. *
3.3.24 Electrical System. *
3.3.25 Degaussing system. *
3.3.26 Communications. *
3.3.27 TEMPEST. *
3.3.28 Electromagnetic Compatibility. *
3.3.29 RADHAZ/HERP/HERO/HERF. *
3.3.30 Heating, Ventilation and Air Conditioning. *
3.3.31 Cargo Handling and Stowage. *
3.3.32 Aviation Support Systems. *
3.3.33 Outfit and Furnishing. *
This statement of work (SOW) defines the effort required for the design, construction, testing, and deliverycharter of the auxiliary dry cargo ships (T-ADC(X)). The work is divided into twohree phases: engineering design, and detail design and construction, and charter. It includes the associated program management, design, construction, testing, and delivery, and charter requirements.
The T-ADC(X) program has been initiated to design, construct, and delivercharter auxiliary dry cargo ships that fulfill the requirements of the T-ADC(X) operational requirements document of (TBDdate). The ships replace the current logistics lift capability of the T-AE 26, T-AFS 1, and T-AFS 8 Class ships. The system specification for the auxiliary dry cargo ship was developed during the concept exploration phase conducted over the past two years. It is intended that the Government will competitively procure additional T-ADC(X) ships using the specification, drawings, and other deliverables developed under this SOW.
The documents listed in this section are specified in section 3 of this SOW. This section does not list documents cited in other sections of this SOW or documents recommended for guidance, for additional information, or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements documents cited in section 3 of this SOW, whether or not they are listed.
The following document(s) of the exact revision listed below form a part of this document to the extent specified herein.
MIL-STD-882 (19 Jan 1996) System Safety Program Requirements
(Unless otherwise indicated, copies of the standard listed above are available from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.)
The following document(s) of the exact revision listed below form a part of this document to the extent specified herein.
MILITARY SEALIFT COMMAND
MSC Drawing 803-5985826 Preparation of Damage Control Books for USNS
Rev. B, 03 May 1994 Ships
MSC Drawing 803-7079667 Preparation of Selected Record Drawings (SRDs) for USNS Ships
(Copies of the above drawings are available from the Naval Sea Systems Command, PMS 325, 2531 Jefferson Davis Highway, Arlington, VA 22242-5160.)
NAVAL SEA SYSTEMS COMMAND (NAVSEA)
PRF XXX-XXXX System Specification for the Auxiliary Dry Cargo Ship, T-ADC(X)
(Copies of the above document are available from the Naval Sea Systems Command, PMS 325, 2531 Jefferson Davis Highway, Arlington, VA 22242-5160.)
NAVAL BOARD OF INSPECTION AND SURVEY
INSURVINST 4730.1 Trials and Inspections of Surface Ships
(15 Nov. 1993)
((Copies of the above instructions are available from the Naval Sea Systems Command, PMS 325, 2531 Jefferson Davis Highway, Arlington, VA 22242-5160.)
The following document(s) of the exact revision listed below form a part of this document to the extent specified herein.
AMERCIAN SOCIETY FOR TESTING AND MATERIALS (ASTM)
ASTM F 1337 (01 Nov. 1997) Practice for Human Engineering Program Requirements for Ships and Marine Systems, Equipment and Facilities
(Application for copies should be addressed to the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.)
SOCIETY OF ALLIED WEIGHT ENGINEERS (SAWE), INC.
Recommended Practice No. 12 Weight Control Technical Requirements for Surface Ships, Issue No. B
Recommended Practice No. 13 Standard Coordinate System for Reporting Mass Properties of Surface Ships and Submarines
(Application for copies should be addressed to the Society of Allied Weight Engineers, P.O. Box 60024, Terminal Annex, Los Angeles, CA 90060.) 5530 Aztec Drive, LaMesa, CA 91942-2110.
SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS (SNAME)
T & R Bulletin No. 3-39 Guide for Shop and Installation Tests
T & R Bulletin No. 3-47 Guide for Sea Trials
T & R Code C-1 (Jan. 1975) Code of Shipboard Vibration Measurements
T & R Code C-4 (Dec. 1976) Local Shipboard Structure and Machinery Vibration Measurements
(Application for copies should be addressed to the Society of Naval Architects and Marine Engineers, 601 Pavonia Avenue, Jersey City, NJ 07306.)
In case of a conflict between the text of this SOW and the system specification, the text of the system specification takes precedence. In case of a conflict between the text of this SOW and the other references cited herein, the text of this SOW takes precedence. Nothing in this SOW, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.
The work required by this contract shall meet the requirements of the System Specification for the Auxiliary Dry Cargo Ship, T-ADC(X), PRF XXX-XXXX and be performed in accordance with the and this SOW. This work is divided into twohree phases as shown in Table I.
The Contractor shall design, construct, test and delivercharter to the Government the T-ADC(X) ship, as listed in Section B of this contract. The ship shall meet the performance criteria specified by the system specification for the ship. andThe work required shall be in accordance with the detailed requirements specified herein and as shown in Table I.
Table I - Detailed RequirementsContract Phases.
Phase I - Engineering Design
Phase II - Detail Design and Construction
The Contractor shall design, construct, test and charter to the Government the T-ADC(X) ship, as listed in Section B of this contract. The ship shall meet the performance criteria specified by the system specification for the ship, and shall be in accordance with the detailed requirements specified herein.
a. Performance Verification. - The Contractor shall perform the analyses, inspections, modeling, simulation, and testing, and shall obtain certifications and classification described in the system specification. The following performance verification activities will be performed by the Government:
The Contractor shall provide to the Government copies of all correspondence between the Contractor and the regulatory bodies. (CA1)
b. Metric. - The metric system of measurement (System Internationale (SI)) shall be used for new design efforts and documentation, except where necessary to interface with existing inch-pound equipment or systems. Where existing technical documentation for inch-pound equipment or systems does not require other modification, conversion of the documentation to the metric system need not be accomplished.
c. Work Breakdown Structure (WBS). - The Contractor shall develop, extend, update and maintain a Government approved WBS providing clear traceability of all work. The Contractor may use MIL-HDBK-881, NAVSEA S9040-AA-1DX-010/SWBS 5D, and NAVSEA S9040-AA-IDX-020/SWBS 5D for guidance. If the contractor teams with other firms to deliver the contract line items, the WBS shall provide visibility of all work performed by the Contractor and each major subcontractor/vendor. The WBS shall be developed to the fourth level at a minimum with the ship being the first level. The WBS shall be used as the basis for organizing and reporting all work performed under this contract. The WBS shall be consistent with the configuration baseline requirements of specified herein. The Contractor shall not change the approved WBS, dictionary, or reporting elements without written approval by the Government.
d. Requirements Management. - The Contractor shall develop, implement, and maintain a requirements management program. The performance requirements shall be managed and tracked from the system specification, to the ship specification, and through the testing process until each requirement has been verified in the ship as delivered.
The Contractor shall develop the engineering design of the ship and plan for the detail design, construction, testing, and life cycle support of the ship.
The Contractor shall design the ship to meet the performance requirements and satisfy program constraints. The integrated approach to engineering design shall be planned and documented, including but not limited to objectives, organization, technical approach, risk management, budget, schedule, technical and fiscal controls, reporting, interfaces with all participating activities, and work tasks. The Contractor shall report the ship design status, issues, and results to the Government and shall document the technical history of the engineering design.
The Contractor shall conduct design reviews with the Government to review the ship design status, issues, results, and problems with recommended solutions (B1, B2, B3). The design reviews shall begin 6 weeks after contract award and continue at approximately 6 week intervals for the engineering design phase. The design reviews shall be held at the Contractor’s facility or, at the Government’s option, the reviews may be held at a government facility. Design reviews may also be held by or through a video- teleconference, if the Contractor and the Government mutually agree system.
The Contractor shall integrate the principal design products and all subsystems into the total ship design. Alternative design features shall be evaluated on a total ship system perspective, and primary and secondary impacts defined, including performance, size, cost, distributive systems, and weight. Subsystem and equipment trade-off studies shall be performed as needed to support the design development. An auxiliary and heating, ventilation, and air conditioning (HVAC) heating trade-off study shall be prepared.
The Contractor shall prepare ship total ownership cost studies and compare the results against program cost goals.
The Contractor shall determine the characteristics of and identify major equipment reflected in the design.
The Contractor shall ensure that RMA is integrated into the total ship design, RMA characteristics are optimized, total ownership life cycle cost is minimized, and Government approved RMA thresholds will be achieved. The Contractor shall determine the values for reliability with repair, reliability without repair, and availability in Table IX of the system specification. The Contractor shall also prepare the quantitative reliability and maintainability data needed for the logistics analyses.
The Contractor shall develop the ship compartmentation, integrated topside design, external arrangements, and general access throughout the ship. The compartments, areas, tankage, and stations necessary to support the ship’s mission shall be developed and associated area and volume, location, adjacency, separation, height, dimensional, and line-of-sight requirements and other attributes impacting the ship general arrangement shall be determined. The Contractor shall develop, iterate, and converge the ship general arrangement design. The Contractor shall utilize area/volume margins during the engineering design development. The access requirements for equipment removal, personnel access, and stores strike-down and strike-up shall be consolidated into an integrated ship general access network.
The Contractor shall prepare weight and center of gravity analyses as the engineering design is developed and completed. The Contractor shall prepare an initial preliminary allocated baseline weight estimate, interim reports, final preliminary allocated baseline weight estimate.
Weight estimates, reports, and supplemental documents shall be prepared in accordance with SAWE Recommended Practice Nos. 12 and 13 and the system specification. Where the term "contract design" is used in SAWE Recommended Practice No. 12, it shall be replaced by the term "engineering design". Estimates and reports shall include light ship (condition A), minimum operating (condition B), full load (condition D), and capacity load (condition E) conditions.
Estimates and reports shall include engineering design, contract modification (Con Mod), Government-furnished material (GFM), and design and building margins for weight and KG. Weight and KG margins shall be in accordance with SAWE Recommended Practice No. 12. The Contractor shall select values for weight and KG margins to be used by the Contractor during the engineering design phase and the detail design and construction phase. NAVSEAINST 9096.6A may be used as guidance in applying the various weight and KG margins. The Government will supply the Contractor with the appropriate values for Con Mod and GFM weight and KG margins. The Contractor shall ensure that weight constraints and design limits are met.
The Contractor shall manage, control, and document the configuration of the ship design, including hull lines, compartmentation, and arrangements, by developing and maintaining a 3-D Computer Aided Design (CAD) product model.
The Contractor shall develop, validate, and document the hull form, propulsor(s), control surface(s), and appendages needed to satisfy resistance and propulsion, seakeeping, maneuvering, and flow characteristics consistent with the ship performance requirements. During design, the propulsive performance shall be verified using a suitable systematic series such as Taylor or Series 60. The method of scaling the series resistance to ship scale shall be documented, including the frictional resistance formulation, form factor, and correlation allowance used. Appendage resistance shall be calculated and propulsive efficiency predicted based on model tests of similar ships, DDS 051-1, or data from generally recognized references such as Hoerner’s Fluid Dynamic Drag. Propulsor efficiency shall be estimated using series data such as the NSMB B-series.
A model test program shall be planned for all stages of design and the model testing necessary to validate the predicted performance shall be conducted. Model test resistance shall be provided and shall be scaled up using methods documented as specified above for calculations. Model tests shall be performed at the design full load, minimum operating load, and predicted trials load. A bare hull resistance model test and a fully appended model test shall be performed as verification of the effective horsepower (EHP) characteristics. A self-propulsion test with stock propellers shall be performed to verify the values of the hull/propeller interaction coefficients used in the preceding calculations and provide data for the propeller design. The model towing force used to compensate for the difference between model and ship scale frictional resistance shall be provided for self propulsion tests.
The Contractor shall prepare an analysis which demonstrates that the ship meets all the stability and reserve buoyancy requirements throughout its operating range. The analysis shall include the limits on displacement, KG, and trim and the calculations to support their derivation.
The Contractor shall prepare design solutions to the shock protection requirements. The appropriate shock grades for the systems and equipment shall be determined and the reasons for selection documented.
The Contractor shall prepare an overall ship design configuration which complies with the acoustic requirements. An airborne noise analysis shall be prepared to determine the noise control measures necessary to ensure that acoustic requirements are met. The Contractor shall prepare hull, deckhouse, and kingpost vibration analyses. These analyses shall determine the natural frequencies, first three normal hull modes for vertical, athwartship, and torsional vibration and the first three normal modes for vertical, longitudinal, and athwartship vibration for the deckhouse and kingposts.
The Contractor shall determine the damage control capabilities which fulfill the requirements for survivability and vulnerability. The Contractor shall ensure that casualties can be efficiently contained and countered so as to preserve and restore critical operational capabilities.
The Contractor shall ensure that human factors are integrated into the total ship design. Systems and equipment which might benefit from special studies, mock-ups, or simulations shall be analyzed.
The Contractor shall reduce or eliminate potential hazards inherent in the ship design. Historical data shall be analyzed for design safety problems which could impact the evolving ship design, and solutions shall be prepared and integrated into the ship design as applicable. The Contractor shall prepare a safety review and analysis of trade-off studies, specifications, drawings, and selected reports; develop changes to the design; maintain a log; and track proposed safety changes until their final resolution. The system safety activities and issues, those safety issues that remain unsolved, and any significant hazards which remain part of the design shall be documented.
The Contractor shall determine detailed requirements for and prepare internal arrangements of habitability, medical, offices, non-cargo storerooms, food service, and other human support spaces. Habitability design features shall be integrated into the total ship design.
The Contractor shall prepare a structural design criteria and loading document. This document shall define the design load conditions (primary, secondary, and operational) and combinations, stiffness requirements and consolidate the applicable ABS Rules with which the design shall comply. For structure not specifically addressed by the Rules, the Contractor shall establish design criteria using recognized industry standards, allowable stresses and factors of safety. The engineering approach for determining stress concentrations and compensation or reinforcement of structural openings shall be included. Fatigue assessment methodology and criteria shall be included in the design criterion. Integration requirements for special systems shall be addressed. The structural design criteria and loading document shall be reviewed by ABS.
The Contractor shall prepare and validate the structural design of the ship including structural arrangements, stress and stiffness analysis and scantling sizes. The Contractor shall obtain ABS preliminary approval of the structural design to the level of the design development. A structural design notebook containing design calculations shall be submitted. As part of design development, trade-off and producibility studies shall be conducted and documented. Rationale for decision results including engineering cost data shall be provided.
The Contractor shall determine the civilian mariner and military detachment (MILDET) manpower essential to operations, maintenance, and support of the ship and ship’s personnel. Manning requirements shall be determined as the ship systems are developed to ensure the total personnel requirements are not exceeded. Refined manning requirements for the total ship design shall be kept current with the design. The manning requirements for all subsystems and functions shall be analyzed for design modifications to ensure that the subsystem manning needs do not exceed the ship’s total personnel requirements. The Contractor shall perform a design work studies critical examination of baseline and new systems. Supportability studies shall be performed. The Contractor shall determine where automation studies are needed, or are most appropriate, and conduct such studies. Human factor ramifications shall be included in these studies.
The Contractor shall ensure that CBR-D capabilities that fulfill the system specification requirements for survivability and vulnerability are incorporated into the ship design.
The Contractor shall prepare a propulsion systems trade-off analysis, including arrangements, and shall select the propulsion system for the ship. The design of the selected propulsion system shall be developed, including associated calculations, studies, analyses, and model testing. The selected propulsion system requirements shall be prepared, including type of plant, engine make and model, emissions characteristics, horsepower, drive train efficiencies at full and partial loads, reduction gear ratio (if applicable), design conditions, fuel rates between minimum and maximum prime mover rpm at 2 knot intervals of ship at top speed, weights, reliability and maintainability, along with related trade-off and design studies. If a propeller is used, a propeller design shall be prepared, including the rationale for rpm, diameter, and number of blades, and addressing propeller efficiency, cavitation, performance, and the effect of parameter changes on machinery fuel and weight. Analyses shall be prepared to determine the design characteristics of the main propulsion shafting system, if shafting is used. A mathematical analysis of the shaft bearing system shall be performed to determine proper alignment. This analysis shall verify the adequacy of the number, size, type, and location of bearings and shall demonstrate that the system chosen will maintain satisfactory alignment and reliable operation under all operating conditions. Endurance fuel requirements shall be calculated. Propulsion system vibration analyses (torsional, longitudinal, and lateral) shall be prepared primarily to determine critical speeds, barred speed range (if applicable), acceptable bearing spans, and preferred number of propeller blades.
The Contractor shall define the arrangement of main and auxiliary machinery spaces, including equipment removal routes, propulsion shafting, (if utilized), and combustion air intake and exhaust gas systems. Pressure loss calculations for combustion air intake, exhaust gas, and enclosure cooling air (if applicable) systems shall be developed to support the final arrangements.
The Contractor shall prepare the deployed capability requirements, design and arrangements of shipboard industrial facilities (workshops) and test laboratories.
The Contractor shall prepare the design of heating, ventilation and air conditioning (HVAC) systems, the air conditioning plant, and ship and cargo refrigeration plants.
The Contractor shall prepare the design of the fluid systems, pollution control systems, and fire protection systems. The Contractor shall prepare trade offs and studies and analyses, and conduct trade offs and investigations to determine system configurations, major equipment and machinery, redundancies, control and monitoring features, and system descriptions for the following systems as applicable: auxiliary steam; auxiliary feed and condensate; sea water cooling; lubricating oil; overflows, air escapes, and sounding tubes; firemain and sea water service; plumbing and deck drains; drainage; ballast and deballast; potable water (ship’s own and cargo); fresh water cooling; waste heat recovery; hot water circulating; distilled water; drain collecting; fuel (ship’s own and cargo fuel system); JP-5 (aviation and cargo fuel system); compressed air; compressed gases; fire extinguishing; special systems; hydraulics; vapor recovery system; inerting system; sewage pollution control; oil pollution control; and solid waste pollution control.
The Contractor shall prepare the design for the electric power generation, electric propulsion (if applicable), ship service, emergency, and electric plant control systems. This effort shall include generator sizing; development of electric propulsion (if applicable), power, and lighting distribution systems; performance of fault current analyses, circuit breaker coordination studies, and load shedding; development of the degaussing system design and machinery control and monitoring system interface requirements.
The Contractor shall prepare the requirements for the machinery control system, including the system architecture, levels of automation; systems to be controlled and monitored, and hardware and software aspects of the proposed system. The selection, arrangement, and use of machinery centralized control system devices, displays, and instrumentation shall optimize operator interaction with the control and monitoring system.
The Contractor shall prepare the requirements for the liquid cargo control system including system architecture; level of automation, systems to be controlled, integrated, and monitored; associated equipment design; equipment arrangement; definition of computer hardware and associated software configurations; and ship control system and machinery control and monitoring system interface requirements.
The Contractor shall prepare the design for the cargo stowage; handling systems and routes; and associated special safety and security features. The critical components shall be analyzed to determine the stowage and handling facilities needed to achieve an efficient combination of layout, stowage, and handling systems. This analysis shall utilize modeling and simulation using software which has been verified and validated using an industry recognized process. Arrangements shall depict primary and alternate means of strike-down and strike-up.
The Contractor shall prepare the space and access requirements, equipment locations, and operational and safety characteristics of the boat stowage and handling systems. The general arrangement of the boat stowage and handling systems shall be defined including equipment location and operating configuration.
The Contractor shall prepare the anchoring, mooring, towing, and towed body systems designs. The requirements, space, equipment size and type, equipment locations, and operational characteristics of these systems shall be determined and integrated into the overall ship design.
The Contractor shall prepare the replenishment system design, utilizing the specified replenishment equipment, and integrate it into the overall ship design. This system includes connected replenishment (CONREP) station arrangements (solid and liquid cargo) and astern station arrangements, as well as the location and arrangement of stations and equipment, to meet the system specification requirements.
The Contractor shall prepare the requirements for the ship control, integrated bridge, and navigation system including system architecture; levels of automation; systems to be controlled, integrated, and monitored; associated equipment design; equipment arrangement; definition of computer hardware and associated software configurations; and cargo control system and machinery control and monitoring system interface requirements.
The Contractor shall prepare the requirements for aircraft support facilities to a level of detail that permits selection of optimum locations in the ship and selection of system components. The arrangement of aircraft handling, support, and stowage facilities shall be developed and incorporated, including location of support equipment, take-off and landing areas, hangars, hangar doors, elevators (if applicable), visual and optical landing aids, control stations, and aircraft support services and spaces. The Contractor shall review the Government prepared aviation facilities certification requirements and provide comments with associated rationale.
The Contractor shall prepare the arrangements for command, control, and communication spaces, including but not limited to Navigating Bridge and bridge wings, Chart Room, exterior communications rooms, and the interior communications and navigation electronics equipment rooms.
The Contractor shall prepare a topside design, including the locations for the antennas such as radar, Identification Friend-or-Foe (IFF), navigation, and communications.
The Contractor shall prepare the logistics support concepts in sufficient detail to support the ship systems and subsystems design development. These concepts shall include but not be limited to maintenance and logistics administration; onboard preventive, corrective, and facility maintenance; spare, repair part, and material management; onboard technical data storage; crew familiarization; workshops; automated data processing requirements; and personnel support requirements.
The Contractor shall prepare a functional configuration baseline in accordance with the work breakdown structure. The maintenance concept shall be expanded to lower levels of ship indenture. The maintenance concept shall be established for functionally identified systems and equipment consistent with the operational requirements. In addition, the maintenance concept for GFE shall be examined for consistency with the ship design application.
The Contractor shall select the proper materials, fabrication processes, cathodic protection, and corrosion control to meet the system specification requirements.
The Contractor shall prepare a ship specification which reflects the finalized engineering design to the equipment level of detail and contains the necessary requirements for detail design, construction, and testing of the ship. The Contractor shall conduct detailed specification reviews with the Government.
3.2.40 Program Management.The Contractor shall prepare a Detail Design and Construction Management plan utilizing an integrated approach for the detail design, ship system integration, construction, testing, delivery, and life cycle support planning, including but not limited to the following: 3-D CAD Product Model, subcontractor management, engineering, total ship integration, production, test and evaluation, integrated logistics support, configuration management, ship survivability, reliability and maintainability, quality assurance, human engineering and system safety, environmental and hazardous material management, life cycle support management, data management, hardware development, operational security, manpower optimization, software development planning, software quality improvement, software process improvement, life cycle cost estimating, class maintenance, procurement, and standardization planning.
The Contractor shall prepare the detail design, construct, and test, and deliver the ship and plan for its life cycle support.
a. Program Management. - The Contractor shall prepare a detail design and construction management plan utilizing an integrated approach for the detail design, ship system integration, construction, testing, delivery, and life cycle support planning, including but not limited to the following: 3D CAD product model implementation, subcontractor management, engineering, total ship integration, production, test and evaluation, integrated logistics support, configuration management, ship survivability, reliability and maintainability, quality assurance, human engineering and system safety, environmental and hazardous material management, life cycle support management, data management, hardware development, operational security, manpower optimization, software development planning, software quality improvement, software process improvement, life cycle cost estimating, class maintenance, procurement and standardization planning.
ba. Schedule. - The Contractor shall ensure the timely execution of program requirements and delivery.
cb. Delivery. - At the time of the delivery, the ship systems shall be in operating condition. After delivery to the destination specified in the contract, the Contractor shall sound the fuel tanks in the presence of the Supervisor and calculate the amount of fuel remaining.
dc. Purchasing. - The Contractor shall provide the material, services and equipment required for the design, construction, testing, and support of the vessel, except for those items specifically designated by the Government as Government Furnished Material (GFM).
ed. Government Furnished Material (CFM)GFM. - GFM shall be inspected for damaged or missing components by the Contractor upon receipt. The Contractor shall unload, clean, and remove any temporary preservative at an appropriate time from the GFM. The Contractor shall handle, care for, assemble when disassembled for shipping purposes, and store such GFM. Articles and equipment provided by the Government shall be installed by, or have satisfactory stowage aboard ship provided by, the Contractor. The Contractor shall furnish the labor and material, including wiring, piping, and accessories, necessary for their installation, testing, and stowage of GFM. Where an item provided by the Government is intended as a part of a system or assembled equipment, the Contractor shall be responsible for satisfactory operation of the system or assembly as a whole.
f. Contractor Furnished Material. - Articles and equipment required by the system specification and SOW to be provided by the Contractor shall be installed by, or have a satisfactory stowage aboard ship provided by, the Contractor. Where CFM has a limited shelf life or useful life, it shall be procured and installed to maximize the service life to the Government after ship delivery.
ge. Design Reviews. - The Contractor shall conduct design reviews with the Government to review the ship design status, issues, results, and problems with recommended solutions. The design reviews shall begin 6 weeks after execution of the detail design and construction contract option and continue at approximately 6 week intervals until the detail design is complete. The design review to be held just prior to the start of construction shall be a critical design review (CDR). The design reviews shall be held at the Contractor’s facility or, at the Government’s option, the reviews may be held at a government facility, or through a video tele-conference system. Design reviews may also be held by video-teleconference, if the Contractor and the Government mutually agree. (BA9, BA10, BA11)
hf. Configuration Control. - The Contractor shall manage, control, and document the configuration of the ship design, including hull lines, compartmentation, arrangements, structure, systems, and equipment data through the maintenance of a 3-D CAD product model.
i. Configuration mManagement. - The Contractor shall maintain each ship’s configuration baseline, identify configuration items, maintain configuration control, conduct functional and physical configuration audits as appropriate, and maintain configuration status accounting. The Contractor shall prepare engineering change proposals (ECPs), requests for deviations (RFDs), and requests for waivers (RFWs) in accordance with the Contract Requirements C-Clause "Configuration Management".
The ship’s configuration baseline shall be established and maintained in accordance with Contract Requirements C-Clause "Configuration Management". The ship’s configuration baseline shall include the system specification, ship specification, critical major equipment, total ownership cost, and cargo flow parameters (to be revisited after source selection criteria are determined).
gj. Technology Refreshment. - The contractor shall implement a technology refreshment program to ensure that the contractor furnished subsystems, equipment, and software are not technologically obsolete at ship delivery . The Contractor shall insure that refreshments incorporated do not degrade performance.
a. General. - The ship shall be maintained in a satisfactory condition during the entire period the ship is in the Contractor's possession. During construction the ship shall be kept free of chips, shavings, refuse, dirt, water, and other extraneous matter. Tanks and voids shall be cleaned and pass inspection before being closed. Rubbish shall be removed from places which are to be permanently closed or which may become inaccessible. Appropriate measures shall be taken to keep to a minimum wear and damage incident to construction, and to prevent corrosion or other deterioration. Electric motor strip heaters, when available, shall be activated. Heat lamps shall be provided for electric motors without strip heaters. Unpainted machine parts, both interior and exterior, shall be protected against corrosion and deterioration during the interval between manufacture and placing in use onboard the ship. If removal of preservative is necessary for testing the machinery or equipment prior to installation, the Contractor shall represerve and protect the machinery or equipment in accordance with the manufacturer’s instructions. Preservative on working parts shall be removed prior to operation of the machinery or equipment. Piping, machinery, and equipment shall be protected from damage due to freezing. Equipment, prefabricated parts, furniture, and outfit, which is stowed in warehouses or on piers during construction of the ship, shall be free of vermin before being placed onboard. Parts, including those having working surfaces or passages, or piping for lubricating and hydraulic oil, shall be kept clean and protected during manufacture, storage, assembly, and installation. Prior to delivery, the interior and exterior of the ship shall be swept, washed down, or otherwise cleaned, and the vessel put in a habitable condition for the crew.
b. Launching and Docking.- The Contractor shall be responsible for the satisfactory launching of the ship at the time and manner mutually agreed upon by the Contractor and the Supervisor. Should there be any evidence that the ship has been strained or damaged during launching, the ship shall be drydocked immediately. The Contractor shall drydock the ship and shall clean and paint the underwater portions of the ship as late in the construction period as practicable, but no earlier than 6 months before delivery.
c. Collision or Grounding.- The Contractor shall take precautions to prevent the ship from colliding or going aground. Precautions shall include means to provide for safety of the crew. In the event that collision occurs or the ship is grounded, the Supervisor shall be notified promptly and a thorough inspection for damage shall be conducted by the Contractor. The ship shall be drydocked for inspection if requested by the Supervisor.
d. Fire and Flooding Prevention. - The Contractor shall develop and maintain a system of fire detection, fire prevention, fire fighting, flooding prevention, flooding detection, flooding repair and dewatering capability to protect the ship prior to delivery. Fire and flooding protection organization charts and instructions shall be prepared and shall be kept up-to-date. Training drills shall be conducted at the beginning of construction, and at intervals of not more than 6 months thereafter.
e. Preparations for Adverse Environmental Conditions. - The Contractor shall have procedures for adverse environmental conditions which shall be put into effect during times of predicted or actual abnormal and dangerous conditions of wind and sea.
f. Protection of Underwater Hull during Construction. - The Contractor shall provide continuous cathodic protection as soon as the ship is waterborne, using the ship’s cathodic protection system or a temporary cathodic protection system.
g. Protection of UNREP Machinery and Equipment. - The Contractor shall provide protection for UNREP machinery and equipment. After manufacture and prior to installation on the ship, the winches, rams, sliding block drives, and anti-slack devices (ASDs) shall be protected from the elements by stowing inside a building. Within 10 working days after installation on the ship, heater circuits shall be energized. If ship's power is not available at the time of heater circuit installation, temporary power shall be provided. However, proper hydraulic fluid levels shall be maintained, as required by the technical manuals for the equipment. Replenishment motors for the highline, hauling, and spanwire winches shall be energized through their respective motor controllers upon availability of ship's power. Furthermore, proper hydraulic fluid levels shall be maintained and filters shall be replaced, as required by the technical manuals for the equipment. In addition to the general requirements defined above, after installation and bolting to their respective foundations on the ship, the winches, rams, sliding block drive systems, and ASDs shall be protected and maintained clean at all times against dust, moisture, metal chips, sandblasting grit, and other foreign matter.
a. Machinery Access and Removal. - The Contractor shall integrate equipment removal into the design.
b. Total Ownership Cost. - The Contractor shall prepare a ship total ownership cost analysis and compare the results against thea total ownership cost estimate developed during the engineering design.
The Contractor shall prepare and implement procedures to ensure that the systems and equipment meet the system specification shock requirements, including procedures for performing a survey of items requiring shock qualification, and a list of equipment to be either shock tested or dynamically analyzed. Shock certification control shall be implemented. Shock data review of vendor, subcontractor, Government specified, and shipyard fabricated items shall be conducted.
The Contractor shall prepare and implement a noise control program that includes the engineering, administrative, management, and ship construction functions to ensure that the noise and vibration requirements are achieved. Airborne noise analyses shall be prepared. Airborne noise performance requirements for individual units of machinery, equipment, and HVAC systems shall be established based upon the airborne noise analyses. Where necessary, vendor airborne noise tests shall be performed. The Contractor shall prepare vibration analyses. The Contractor shall prepare natural frequency analyses of hull, kingpost, decks, superstructure, mast, and foundations for machinery and equipment subjected to oscillatory loads, their own or external.
The design shall be evaluated on a compartment by compartment basis for selected damage control systems to identify the ability to isolate and restore system operation should services in, or passing through the compartment be lost by primary weapons effects, fire, or flooding. Damage control systems analyzed shall be the firemain, sprinklers, aqueous film forming foam (AFFF), fixed gas fire-extinguishing systems, communications, fire and smoke detection, flooding detection, lighting, electrical power, and other systems as appropriate. Damage control management system detail requirements shall be prepared. Arrangements, equipment, and stowage requirements for Damage Control Central, DC lockers, the helicopter crash and rescue locker, and other DC stowage shall be prepared. Fire and smoke detection system and flooding detection system designs shall be prepared.
The Contractor shall prepare, implement, and maintain a comprehensive RMA program that ensures the requirements for reliability and maintainability are incorporated into the design, test, and production of ship systems and equipment. The Contractor shall assess their achievement of the RMA values in the system specification throughout the design, test, and construction process. Reliability, maintainability, and supply support shall be optimized to obtain the highest availability at the lowest total ownership life cycle cost. The scope of the RMA program shall be determined by the number and type of critical systems and equipment and the risks of achieving their required levels of reliability and maintainability.
a. General. - Human systems engineering shall be applied to the detail design and construction of the ship. The Contractor shall prepare human engineering (HE) analyses that takes into account all aspects of HSI, such as view and line-of-sight requirements at key positions, equipment accessibility to afford maximum protection to personnel against operating and maintenance hazards, and to minimize maintenance. System safety, HE and logistics requirements shall be integrated.
The differences in size and physical capabilities of shipboard personnel shall be a consideration in the selection, design, installation, safety features, and maintenance provisions for equipment and fittings. Such equipment and fittings include, but are not limited to, damage control equipment, tools, survival gear, material handling equipment, manually operated equipment and machinery, escape scuttles, WT doors, ladders, and hatches. These requirements are not intended to mandate the modification of existing equipment or the procurement of non-standard equipment where standard equipment would otherwise suffice.
b. System Safety and Health.- The Contractor shall prepare, plan, implement, and maintain a system safety program (SSP) in accordance with MIL-STD-882, which describes requirements for developing and implementing an SSP of sufficient comprehensiveness to identify the hazards of a system and to impose design requirements and management controls to prevent mishaps. The Contractor shall accomplish the following:
c. Human Engineering (HE).- The Contractor shall prepare, plan, implement, and maintain a human engineering program in accordance with ASTM F1337. Using ASTM F1166 for guidance and ASTM F1337, an HE analysis shall be prepared that includes, but is not limited to, operations and maintenance task analyses, review of drawings and specifications, and review of models, simulations, and mockups. At a minimum, the following man machine interfaces and space arrangements shall be analyzed and evaluated: Pilot House, decontamination stations, Helicopter Control Station, food service spaces, Central Control Station, local machinery control, weapons handling and stowage, cargo off-loading by both VERTREP and CONREP, cargo handling within the ship, and Damage Control Central.
The Contractor shall recommend to the Government a list of other manned spaces and areas, man/machine interfaces, and watch stations that need HE analysis, and shall indicate the type of HE analyses to be prepared. The list shall address maintenance and repair evolutions as well as operations. Each HE design recommendation made during design, construction, and testing shall be documented, including final disposition of the recommendation. Where changes to specifications, design trade-offs, or other factors result in the rejection of, or deviation from, these HE inputs, the rationale shall be included in HE documentation as part of the design database and reported at design reviews. The Contractor shall provide the Government access to this HE documentation and design database.
The chemical, biological, and radiological defense capabilities, including detection, personnel protection, and decontamination shall be determined and the requirements prepared.
The Contractor shall prepare and implement an ILS program to satisfy the logistics requirements. This ILS program shall result in consistency between ILS elements and logistics products. Total ownership support planning and supportability analyses shall be included in the design process in order to enable trade-offs to obtain an optimum balance between operational performance and total ownership support costs. Audit trails shall validate these trade-offs.
The Government will convene a logistics guidance conference (LGC) at the Contractor's facilities. The purpose of this conference is to review and discuss with the Contractor the ILS support plan, equipment data package (EDP) requirements, vendor recommended spares (VRS), and related Data Requirements List (DRL) items. The ILS program approach to satisfy all required logistics tasks shall be presented by the Contractor.
a. Provisioning. - The Contractor shall prepare EDPs for contractor furnished equipment (CFE) and equipage, components, special and common tools, and test equipment in accordance with the DRL.
The Contractor shall prepare EDP status reports in accordance with the DRL.
b. Vendor Recommended Spares (VRS). - The Contractor shall prepare a list of VRS in accordance with the DRL.
c. Material Procurement. - The Contractor shall procure all on board repair parts, operating space items, special and common tools, test equipment, ancillary items and loose hardware identified by the Government.
d. Outfitting. - The Contractor shall accomplish, by best commercial practice, receipt, packaging, marking, and stowage of all spare parts, tools, test equipment, and other outfitting material. All Contractor furnished material (CFM) shall be marked with part number, Commercial and Government Entity (CAGE), National Stock Number (NSN) or Navy Item Control Number (NICN), and end item application.
The Contractor shall turnover to the ship on a weekly basis any outfitting material received after ship delivery but prior to ship departure. The Contractor shall forward to the ship in weekly increments, all material received after ship departure, until all material is received by the ship.
The Contractor shall submit outfitting status reports in accordance with the DRL.
e. Receipt/Missing or Damaged Government Furnished Equipment (GFE). - The Contractor shall report receipt of all GFE and all missing or damaged GFE in accordance with the DRL.
a. General. - The Contractor shall prepare a complete set of construction drawings and design calculations necessary for construction of the ship. The construction requirements of the ship specification shall be incorporated into the drawings to the extent that the drawings are independent of the ship specification and fully describe the construction of the ship without reference to the ship specification. Drawings shall be revised as detail design and construction progresses and changes occur. The latest revision of drawings shall reflect the current status of changes, deviations, waivers, and results of the validation process. If defects develop during the guarantee period, and if corrections of such defects are determined to be the responsibility of the Contractor, and if the corrections require an engineering change, the Contractor shall revise and provide new drawings to the Government that show the modifications made to correct such defects.
b. Selected Record Drawings. - The Contractor shall prepare the following selected record drawings in accordance with DRL requirementsMSC Drawing 803-7079667:
General Arrangement of Decks and Flats
Fresh and Potable Water Service Diagram
Seawater Firemain, Sprinkling, Cooling, and Flushing Diagram
Bilge and Ballast Diagram
Lube Oil Service, Fill, Transfer, and Purification Diagram
Fuel Oil Service, Fill, Transfer, and Purification Diagram
Cargo Oil Fill and Transfer Diagram
Compressed Air and Control Air Diagram
Sanitary Drain Diagram
Main Engine Cooling Water Diagram (if applicable)
Starting Air System Diagram (if applicable)
c. Damage Control. - The Contractor shall prepare a damage control book including damage control diagrams in accordance with MSC Drawing 803-5985826. The Contractor shall prepare damage control inventory lists for each damage control locker.
d. Trim and Stability Booklet. - The contractor shall prepare a trim and stability booklet in accordance with regulatory body and DRL requirements.
The Contractor shall prepare Commercial Off-The-Shelf (COTS) manuals and supplemental data for all installed equipment and components in accordance with the DRL. The contractor shall prepare COTS manual status reports in accordance with the DRL.
The Contractor shall provide familiarization and training for ship’s force personnel to orient and familiarize the crew with the ship’s design, basic operation, and specific operation and maintenance requirements, except for the CONREP systems which will be provided by the Government. The familiarization shall also ensure the crew’s qualifications for watch standing, and operation and maintenance of shipboard equipment.
a. General. - The Contractor shall conduct testing, including inspections and demonstrations, for Contractor and Government-furnished equipment, subsystems, and systems to demonstrate compliance with the system specification and ship specification requirements. Testing shall also demonstrate workmanship, alignment of machinery, strength, rigidity, tightness, and suitability for the purpose intended, and the provision of clearances for moving parts and for lines of sight. The Contractor shall provide necessary materials, fuel, power, equipment, instrumentation, and personnel to conduct each test. Each test shall be performed in the presence of the Supervisor, except when the Supervisor authorizes the Contractor to perform, report, and certify the results in his absence. Shipboard tests shall be performed in accordance with SNAME Technical and Research Bulletin No.3-39. The Contractor shall plan for, list, schedule, prepare procedures for, and report the results of tests.
b. Government sSupport. - For tests, including inspections and demonstrations, that require Government support services, the Contractor shall request such services from the Supervisor. Each request shall include a listing of support services required and an estimate of the length of time that the Government support services will be required.
The Contractor shall perform an inclining experiment prior to builder’s sea trials on each ship constructed under this contract unless waived by the Supervisor. The inclining experiment shall be in accordance with regulatory body requirements.
a. General. - The Contractor shall conduct trials in accordance with SNAME Technical and Research Bulletin No. 3-47, the requirements specified in the system specification, ship specification, and the requirements specified herein. The Contractor shall verify that the ship and its equipment are in compliance with the contract, system specification, and the ship specification. Trials shall include "First of Class" and "All Ship" items, as well as bow thruster (if provided) and other auxiliary systems tests. The Contractor shall perform the following trials:
1. Builder's Trials (BT):
(a) Builder's Dock Trials (BDT)
(b) Builder's Sea Trials (BST)
2. Acceptance Trials (AT)
During trials conducted by the Contractor, representatives of the Government will exercise no control over the navigation or operation of the ship, its machinery plant, equipment, or systems. However, such representatives may bring to the Contractor's attention any method of operation that appears to be unsafe or conflict with the requirements of the contract.
Emergency escape breathing devices (EEBDs) and other personnel-escape or protective devices required to be furnished by the Contractor or provided by the Government shall be on board and properly stowed.
The Contractor shall provide tug service, dockside personnel, and other services necessary to dock and undock the ship. The Contractor shall provide all fuel to operate the ship for trials. A trial crew shall be provided by the Contractor, and shall include a properly licensed master and a properly licensed chief engineer. Operation of the ship and its machinery, equipment, and systems shall be in a safe manner and in accordance with the operating instructions. The trials crew shall record data and compute trial performance and results. Trial data shall be readily available to the Government observers, and trial results shall be posted.
BDT and BST will be witnessed by the Supervisor and other Government observers. AT will be witnessed by INSURV and other Government observers. Subject to the Supervisor’s approval, representatives of manufacturers who have furnished ship components may be invited by the Contractor to witness AT.
The Contractor shall provide subsistence for Government representatives and observers while the ship is at sea. When the ship is out overnight, berthing accommodations shall be provided. Transportation between the ship and shore shall be provided.
Ship acceptance test reports and the trial report for BT shall be available to INSURV at the time of AT.
Instrumentation and equipment needed for trials shall be provided and operated by the Contractor. The Contractor shall provide, calibrate, and install necessary temporary instrumentation to obtain trial data. A torsionmeter shall be provided to determine shaft torque during trials. The Contractor shall calibrate permanently installed instruments prior to trials. After satisfactory completion of trials, temporary instrumentation shall be removed and systems restored to their normal operating condition.
Satisfactory operation of the machinery plant components and controls shall be demonstrated at dockside and during underway trials. The propulsor shall be operated under partial load at the dock before sea trials in accordance with SNAME Technical and Research Bulletin No. 3-39, "Guide for Shop and Installation Tests". If practicable, the underway trials shall be performed with the ship at the full load draft and trim. During propulsion and endurance trials, the ship shall be operated in waters of a depth in accordance with SNAME Technical and Research Bulletin No. 3-47 requirements and recommendationsof not less than 58 meters.
The Contractor shall perform the ahead propulsion plant endurance trial during BT and AT. The propulsion engines shall be operated at the maximum achievable continuous rpmr/min, subject to manufacturer’s restrictions. During ATthis trial, the ship shall be run through a measured course, once each direction, at the maximum throttle setting to determine the maximum speed obtainable.
After completion of the quick reversal tests, the propulsion system shall be checked for loose items, oil leaks, fuel leaks, water leaks, exhaust leaks, and structural defects. Engine mounts and foundations shall also be checked for structural defects.
Fuel economy trials shall be performed at sustained speed. Maneuvering, speed, and towing capability shall be demonstrated. The satisfactory operation of ship systems and equipment shall be demonstrated.
An airborne noise survey shall be performed during BST.
An underway vibration survey shall be performed in accordance with the procedures of SNAME Codes C-1 and C-4. Single amplitude displacement shall be measured for the hull girder, superstructure and mast with the ship underway in water with a minimum depth of not less than five times the ship’s mean draft 30 meters. A steady acceleration run in increments of 5 to 10 rpmr/min shall be conducted to determine critical operating frequencies. Steady speed runs shall be performed at 5 rpmr/min increments from ½ full power rpmr/min to full power rpmr/min. Accelerometer, measurements shall be taken during this run, inside the hull over the propeller, to determine its cavitation inception speeds. Additional runs of smaller rpmr/min increments shall be necessary if high vibration levels are measured at the critical frequencies.
If any part of the ship or its equipment fails to meet contractual requirements during BST or AT, the Contractor shall conduct additional trials as directed by the Supervisor. Supervisor-designated deficiencies shall be corrected prior to additional trials. The scheduling of such additional trials shall be as mutually agreed upon by the Contractor and the Supervisor, and, in the event of a re-scheduled AT, as approved by INSURV.
The Contractor shall confirm the dates for trials at least 14 days prior to each scheduled date. The Contractor shall prepare trial agendas.
b. Builder’s Trials (BT). - BDT shall demonstrate the readiness of the ship for sea trials.
BST shall be performed as soon after the BDT as practicable, and shall demonstrate that the ship is seaworthy, and machinery and equipment are ready for the AT. Tests that cannot be performed with the ship moored shall be accomplished during BST.
The Contractor, prior to BST, shall certify to the Supervisor that the ship is ready for sea trials. The certification shall identify, and schedule for completion, Contractor-responsible items to be complete at BST.
The Supervisor will perform a simulated INSURV inspection during BST. The simulated inspection will be performed in accordance with the guidelines of INSURVINST 4730.1. The Contractor shall function as the presenting authority and the Supervisor will function as INSURV. The Supervisor will designate representatives to act as INSURV inspectors and inspect the ship. The Contractor shall appoint persons knowledgeable in each of the inspected areas to accompany the Supervisor’s representatives in the inspection. Trial deficiency cards will be used by the Supervisor’s representatives describing each deficiency found, and the required corrective action.
Within 24 hours after BST completion, the Supervisor will provide to the Contractor, one copy of each deficiency card written during BST. Within the following 48 hours, the Supervisor and Contractor representatives shall, in joint meeting, bilaterally determine whether responsibility is the Contractor’s or the Government’s for each deficiency.
c. Acceptance Trials (AT). - Successful completion of BT is a prerequisite to AT. Successful completion of AT is a prerequisite to acceptance of the ship by the Government.
Acceptance trials shall be performed at sea and in port in accordance with INSURV instructions to demonstrate to INSURV the compliance with the contractual requirements. Tests specified under BT which are requested by INSURV shall be repeated during AT. The results of AT shall be recorded by the Contractor.
Compartments shall be complete, including lagging, insulation, deck tile, labeling, and painting. Deficiencies shall be reported to INSURV upon arrival for trials. Data recorded during earlier tests and trials, together with analysis of this data, shall be made available. Technical documentation for the operation and testing shall be made available.
After completion of the at-sea portion of AT, the ship shall be returned to the Contractor’s facilities, and selected equipment, as requested by INSURV and directed by the Supervisor, shall be opened for such examination as INSURV may request. Corrections of defects or deficiencies shall be accomplished as specified in the contract. Following the examination or correction of defects or deficiencies, the equipment shall be made ready for service and re-tested.
After completion of AT and before delivery of the ship, Contractor-responsible work shall be completed or resolved to the satisfaction of the Supervisor.
d. Final Contract Trials (FCT). - Prior to final acceptance by the Government, the ship will be undergo FCT. During such trials, the ship will be operated by a crew provided by the Government, and expenses incident to the trials will be borne by the Government. The trials may be attended by representatives of the Contractor.
Trials will consist of operation at a location to be designated by the Government. The propulsion machinery will develop design full power continuously for two hours. Any trials or tests previously conducted during AT may be repeated. A post-trial examination of machinery will be performed. Satisfactory completion of the trials will be a condition of final acceptance of the ship by the Government.
The Contractor shall prepare weight and center of gravity analyses as the detail design is developed and the ship is constructed. The following weight estimates, reports and supplemental documents shall be prepared in accordance with SAWE Recommended Practice Nos. 12 and 13 and the system specification: weight control plan (WCP), allocated baseline weight estimate (ABWE), quarterly weight reports (QWR), accepted ship report (ASR), final weight report (FWR), weight database (magnetic media), design and weight data sheet, and weight moment of inertia report. .Estimates and reports shall include light ship (condition A), minimum operating (condition B), full load (condition D), and capacity load (condition E) conditions.
Estimates and reports shall include Con Mod, GFM, and design and building margins for weight and KG. Weight and KG margins shall be in accordance with SAWE Recommended Practice No. 12. The Contractor shall select values for weight and KG margins to be used by the Contractor during the detail design and construction phase. NAVSEAINST 9096.6A may be used as guidance in applying the various weight and KG margins. The Government will supply the Contractor with the appropriate values for Con Mod and GFM weight and KG margins.
a. Anchor Handling Arrangement Model. - The Contractor shall construct a working model of the ship’s anchor handling arrangement to demonstrate satisfactory hoisting and housing of both anchors and to ensure the anchors do not damage the hull of the ship. The scale of the model shall be 1:8. The model shall include the hawsepipe, anchor and chain, bolsters, deck pads and chain stoppers, hull of the ship in way of the chain travel from the weather deck to keel, weather deck in way of the chain travel from the hawsepipe to wildcat through chain stoppers, and chain pipe to chain locker. The wildcat shall be arranged for hand operation and shall simulate the relative position of the wildcat, allowing for foundations and other interferences. The model shall be operationally demonstrated to the Supervisor.
b. Model Self Propulsion Tests. - A wake survey model test shall be performed to provide data for the propeller design. Prior to the start of construction, a self-propulsion test with final design propellers shall be performed to verify that the ship will achieve mobility requirements. For hulls with twin rudders, a rudder alignment test shall be performed and the rudders aligned for minimum power at 20 knots. For designs with propulsor(s) supported by struts, a strut twist model test shall be performed, and shall be used for aligning shaft struts on the full scale ship. During design, a cavitation test shall be performed in a cavitation tunnel where the entire hull of the model is subjected to flow under reduced pressure to model the flow on the full scale ship at 20 knots. In this test, cavitation on propellers shall be no more than 5% back bubble, as defined on the Burrill Chart, with no cavitation on the pressure side of the blade, and no cavitation shall be visible on other appendages. For propulsors other than propellers, cavitation shall be such as to provide vibration free operation with negligible erosion over the life of the ship. The hull, control surfaces, appendages, and propulsor systems shall be fully integrated.
The Contractor shall develop, validate, and document the stack configuration, including height and shape, projected plume trajectories of exhaust gases, and potential smoke nuisance problems. The potential exhaust plume temperatures shall be analyzed, and potential impact upon topside equipment and aircraft operations shall be identified.
Photographic records of keel laying, progress, identification, completion, launch, trials, and the inclining experiment shall be prepared.
The Contractor shall mechanically and electrically align the ship's navigation equipment.
. The Contractor shall prepare a hull girder strength report. This report shall include sectional views showing effective structure, sectional properties, i.e., area, sectional inertia for both the vertical and horizontal axes, neutral axis location, and section modulus. For each sectional view, strength data for each panel shall be included. The data shall include the scantling description, location above baseline, stiffener size, plate thickness, spacing between stiffeners, span length, maximum calculated primary compressive stress, maximum shear stress (for vertical shell and longitudinal bulkheads only), buckling strength for the plate (in-plane and shear), column buckling of the longitudinal stiffener, torsional buckling, and web and flange buckling strength, and the critical buckling stress and margin of safety. The report shall include the weight distributions for light ship, full load plus service life displacement allowance, minimum operations and transitional conditions (adverse load out for hog and sag conditions). Hull bending moments and shear forces along the entire length of the ship for still water, wave induced, and wave induced plus still water shall be calculated and presented as curves. If necessary, slamming effects shall be included. At selected sections the primary bending stress at the extreme fibers and shear flow in the vertical shell and longitudinal bulkheads shall be calculated for the load conditions examined. Hull deflections for the still water condition and wave induced plus still water conditions shall be included.
The structural design criteria and loading document shall be updated to include detail design developments.
A fatigue analysis shall be prepared to demonstrate a 40-year service life. For this analysis, the loading conditions shall represent the envelope of maximum calculated stresses in the ship. Structural notches and connections, stiffener end details, openings, slots, cutouts and bracket toes shall be considered in the fatigue analysis.
Main machinery foundations shall be reviewed and approved by the machinery manufacturer.
The Contractor shall prepare an endurance fuel analysis in accordance with the system specification requirements, shafting alignment analysis, and a propulsion system vibration analysis.
The Contractor shall prepare an electrical plant load analysis (EPLA) for the following ship operating conditions: in port, anchor, cruise, full power, underway replenishment, and emergency.
The Contractor shall prepare the degaussing system design including the loop locations; ampere-turns requirements; control and power equipment requirements; and block and wiring diagrams.
The Contractor shall develop the interior communications systems design.
The Contractor shall prepare an analysis of the ship design relative to electrical and physical security, and minimize or eliminate electrical or physical security hazards associated with secure electrical information processing and distribution systems.
The Contractor shall prepare an analysis of the electromagnetic compatibility of equipment and systems resulting from design characteristics and the physical arrangement and location on the ship. The Contractor shall minimize or eliminate electromagnetic interference (EMI) both internally and externally.
The Contractor shall prepare analyses of the ship design for radiation hazards (RADHAZ); and hazards for electromagnetic radiation to personnel (HERP), ordnance (HERO), and fuels (HERF); and nuclear electromagnetic pulse (NEMP).
The Contractor shall develop the HVAC auxiliary systems design.
The Contractor shall update the cargo flow simulation prepared during engineering design and incorporate any design development that would affect the results.
The Contractor shall prepare the design of the aircraft support facilities including aircraft handling, support, and stowage facilities, location of support equipment, take-off and landing areas, hangars, hangar doors, aircraft elevators (if applicable), visual and optical landing aids, control stations, and aircraft support services and spaces.
The Contractor shall develop the ship’s outfit and furnishing design. The Contractor shall prepare the hull outfitting equipment requirements, including the definition of the hull outfitting equipment and the development of the arrangement.
The Contractor shall demise charter the T-ADC(X) to the Government for a period of 25 years.