RULES FOR BUILDING AND CLASSING UNDERWATER VEHICLES SYSTEMS AND HYBERBARIC FACILITIES 1990 NOTICE NO 3 January 2002 The following Rule Changes are EFFECTIVE AS OF 1 JANUARY 2002 Note This Notice is intended as an advance notification of Rule changes which are to become effective on 1 January 2002 and will be superseded by the 2002 edition of the subject Rules to be published later this year SECTION 1 1 5 SCOPE AND CONDITIONS OF CLASSIFICATION Representation as to Classification 2002 The following paragraph is added to the end of the existing Paragraph The user of this document is responsible for ensuring compliance with all applicable laws regulations and other governmental directives and orders related to a vessel its machinery and equipment or their operation Nothing contained in any Rule Guide standard certificate or report issued by the Bureau shall be deemed to relieve any other entity of its duty or responsibility to comply with all applicable laws including those related to the environment 1 21 Classification Symbols 1 21 4 Transfer from Other Recognized Classification Societies 2002 New paragraph 1 21 4 is added and the current 1 21 4 is renumbered 1 21 5 The Committee will consider hull equipment or machinery built to the satisfaction of the Surveyors of the Bureau in accordance with plans that have been approved to the Rules of another recognized classification society with verification of compliance by the Bureau Such consideration will be conducted per 1 1 4 3 5 of the Rules for Building and Classing Steel Vessels 1 29 Submission of Plans Calculations and Data Introduced the groupings a b c and d with titles in 1 29 2 and expanded list of plans and calculations in 1 29 3 to be submitted 1 29 2 Documentation to be Submitted 2002 The plans and details required for review and approval are as follows and are to be submitted as applicable to the particular design features and or systems ABS RULES FOR BUILDING AND CLASSING UNDERWATER VEHICLES SYSTEMS AND HYBERBARIC FACILITIES 1990 1 Notice No 3 January 2002 a Design and Operational Parameters Design pressures and depths Design temperatures Hydrostatic test pressures Design sea state conditions Maximum operating depth Maximum mission time Maximum number of occupants in each unit and or system Maximum weight of units including occupants contents entrapped water etc b General General arrangement Cross section assembly Outboard profile Material specifications and grades including tensile and impact values for all pressure retaining or load bearing items Dimensional details of pressure hull pressure vessel s and scantlings Weld details of pressure hull pressure vessel s and scantlings Welding procedures to include base and filler materials pre and post weld heat treatment tensile and impact values extent of nondestructive testing Out of roundness tolerances Fabrication tolerances Dimensional details of penetrators hatch details hatch rings lugs and any other internal or external connection to the hull Penetrator sealing arrangements Hatch sealing arrangements Nameplate including nameplate material and method of attachment Plan showing all hull valves fittings and penetrations Exostructure details Dimensional details of viewport components Hard ballast tanks design details Soft ballast tanks design details Piping systems including pump capacities and pressure relief devices Ballast piping systems Layout of control stands Equipment foundation and support arrangements with details where such foundations and supports increase stresses in the pressure hull or experience significant stress due to the operating loads encountered Release devices and arrangement for jettisonable weights and equipment 2 ABS RULES FOR BUILDING AND CLASSING UNDERWATER VEHICLES SYSTEMS AND HYBERBARIC FACILITIES 1990 Notice No 3 January 2002 Propeller details including shafting bearings and seals Propulsion motors thrusters and wiring diagram Steering control system Electrical distribution system Battery capacity arrangement and main feeder scheme Lifting and handling system Depth indicating systems Emergency systems Fire fighting system Details for permanently installed pressure vessels Documentation for portable pressure vessels including standards of construction and design calculations for external pressure if units may at any time be subject to this condition List and location of implodable volumes Materials and dimensions of umbilicals including cross sectional details Any additional system deemed necessary to the intended operations c Life Support Systems and Equipment Life support system details both normal and emergency Life support system capacities fluids contained and supply arrangement Specifications for environmental control systems and equipment including heating gas analysis CO2 CO CH4 O2 etc absorption circulation temperature control humidity control equipment for tracing contaminants Component list including manufacturer model design specifications and test documentation for all equipment used in the life support system For gas analyzers specifications of type of gas to be detected principle of detection range of pressures under which the instrument may be used Lodging facilities and drainage systems in hyperbaric chambers d Procedures Procedures for out of roundness and sphericity measurements Cleaning procedures for breathing gas systems Inclining experiment procedures Functional test procedures Sea trial procedures for normal and emergency condition tests 1 29 3 Calculations 2002 The following calculations and analyses are to be submitted for review Pressure vessel stress analysis in compliance with Section 6 Foundation stress analysis Pressure hull support reaction analysis Analysis of lifting load and stresses induced in the hull ABS RULES FOR BUILDING AND CLASSING UNDERWATER VEHICLES SYSTEMS AND HYBERBARIC FACILITIES 1990 3 Notice No 3 January 2002 Window calculations in compliance with Section 7 Life support system analysis Heat cooling consumption for the hyperbaric chamber or underwater vehicle under the design conditions and the expected environmental temperatures Electrical load analysis and loss of power power sources power demands Short circuit current calculations Coordination of short circuit protection devices coordination study Calculation for the center of gravity and center of buoyancy Intact stability analysis Damage stability analysis Hydrodynamic ascent calculations under normal and emergency conditions 1 33 Manuals 1
View Full Document
Unlocking...