Subpart C. Subpart C—Design, Construction and Equipment

• Safety Equipment

  • SECTION § 154.1400 - Safety equipment: All vessels.
  • SECTION § 154.1405 - Respiratory protection.
  • SECTION § 154.1410 - Decontamination shower.
  • SECTION § 154.1415 - Air compressor.
  • SECTION § 154.1420 - Stretchers and equipment.
  • SECTION § 154.1430 - Equipment locker.
  • SECTION § 154.1435 - Medical first aid guide.
  • SECTION § 154.1440 - Antidotes.

• Hull Structure

  • SECTION § 154.170 - Outer hull steel plating.
  • SECTION § 154.172 - Contiguous steel hull structure.
  • SECTION § 154.174 - Transverse contiguous hull structure.
  • SECTION § 154.176 - Longitudinal contiguous hull structure.
  • SECTION § 154.178 - Contiguous hull structure: Heating system.
  • SECTION § 154.180 - Contiguous hull structure: Welding procedure.
  • SECTION § 154.182 - Contiguous hull structure: Production weld test.
  • SECTION § 154.188 - Membrane tank: Inner hull steel.
  • SECTION § 154.195 - Aluminum cargo tank: Steel enclosure.

• Ship Survival Capability and Cargo Tank Location

  • SECTION § 154.200 - Stability requirements: General.
  • SECTION § 154.235 - Cargo tank location.

• Ship Arrangements

  • SECTION § 154.300 - Segregation of hold spaces from other spaces.
  • SECTION § 154.305 - Segregation of hold spaces from the sea.
  • SECTION § 154.310 - Cargo piping systems.
  • SECTION § 154.315 - Cargo pump and cargo compressor rooms.
  • SECTION § 154.320 - Cargo control stations.
  • SECTION § 154.325 - Accommodation, service, and control spaces.
  • SECTION § 154.330 - Openings to accommodation, service, or control spaces.
  • SECTION § 154.340 - Access to tanks and spaces in the cargo area.
  • SECTION § 154.345 - Air locks.
  • SECTION § 154.350 - Bilge and ballast systems in the cargo area.
  • SECTION § 154.355 - Bow and stern loading piping.
  • SECTION § 154.356 - Cargo emergency jettisoning piping.

• Cargo Containment Systems

  • SECTION § 154.401 - Definitions.
  • SECTION § 154.405 - Design vapor pressure (Po) of a cargo tank.
  • SECTION § 154.406 - Design loads for cargo tanks and fixtures: General.
  • SECTION § 154.407 - Cargo tank internal pressure head.
  • SECTION § 154.408 - Cargo tank external pressure load.
  • SECTION § 154.409 - Dynamic loads from vessel motion.
  • SECTION § 154.410 - Cargo tank sloshing loads.
  • SECTION § 154.411 - Cargo tank thermal loads.
  • SECTION § 154.412 - Cargo tank corrosion allowance.

• Integral Tanks

  • SECTION § 154.418 - General.
  • SECTION § 154.419 - Design vapor pressure.
  • SECTION § 154.420 - Tank design.
  • SECTION § 154.421 - Allowable stress.

• Membrane Tanks

  • SECTION § 154.425 - General.
  • SECTION § 154.426 - Design vapor pressure.
  • SECTION § 154.427 - Membrane tank system design.
  • SECTION § 154.428 - Allowable stress.
  • SECTION § 154.429 - Calculations.
  • SECTION § 154.430 - Material test.
  • SECTION § 154.431 - Model test.
  • SECTION § 154.432 - Expansion and contraction.

• Semi-Membrane Tanks

  • SECTION § 154.435 - General.
  • SECTION § 154.436 - Design vapor pressure.

• Independent Tank Type A

  • SECTION § 154.437 - General.
  • SECTION § 154.438 - Design vapor pressure.
  • SECTION § 154.439 - Tank design.
  • SECTION § 154.440 - Allowable stress.

• Independent Tank Type B

  • SECTION § 154.444 - General.
  • SECTION § 154.445 - Design vapor pressure.
  • SECTION § 154.446 - Tank design.
  • SECTION § 154.447 - Allowable stress.
  • SECTION § 154.448 - Calculations.
  • SECTION § 154.449 - Model test.

• Independent Tank Type C and Process Pressure Vessels

  • SECTION § 154.450 - General.
  • SECTION § 154.451 - Design vapor pressure.
  • SECTION § 154.452 - External pressure.
  • SECTION § 154.453 - Failure to meet independent tank type C standards.

• Secondary Barrier

  • SECTION § 154.459 - General.
  • SECTION § 154.460 - Design criteria.

• Insulation

  • SECTION § 154.465 - General.
  • SECTION § 154.466 - Design criteria.
  • SECTION § 154.467 - Submission of insulation information.

• Support System

  • SECTION § 154.470 - General.
  • SECTION § 154.471 - Design criteria.
  • SECTION § 154.476 - Cargo transfer devices and means.

• Cargo and Process Piping Systems

  • SECTION § 154.500 - Cargo and process piping standards.
  • SECTION § 154.503 - Piping and piping system components: Protection from movement.
  • SECTION § 154.506 - Mechanical expansion joint: Limits in a piping system.
  • SECTION § 154.512 - Piping: Thermal isolation.
  • SECTION § 154.514 - Piping: Electrical bonding.
  • SECTION § 154.516 - Piping: Hull protection.
  • SECTION § 154.517 - Piping: Liquid pressure relief.
  • SECTION § 154.519 - Piping relief valves.
  • SECTION § 154.520 - Piping calculations.
  • SECTION § 154.522 - Materials for piping.
  • SECTION § 154.524 - Piping joints: Welded and screwed couplings.
  • SECTION § 154.526 - Piping joints: Flange connection.
  • SECTION § 154.528 - Piping joints: Flange type.
  • SECTION § 154.530 - Valves: Cargo tank MARVS 69 kPa gauge (10 psig) or lower.
  • SECTION § 154.532 - Valves: Cargo tank MARVS greater than 69 kPa gauge (10 psig).
  • SECTION § 154.534 - Cargo pumps and cargo compressors.
  • SECTION § 154.536 - Cargo tank gauging and measuring connections.
  • SECTION § 154.538 - Cargo transfer connection.
  • SECTION § 154.540 - Quick-closing shut-off valves: Emergency shut-down system.
  • SECTION § 154.544 - Quick-closing shut-off valves.
  • SECTION § 154.546 - Excess flow valve: Closing flow.
  • SECTION § 154.548 - Cargo piping: Flow capacity.
  • SECTION § 154.550 - Excess flow valve: Bypass.

• Cargo Hose

  • SECTION § 154.551 - Cargo hose: General.
  • SECTION § 154.552 - Cargo hose: Compatibility.
  • SECTION § 154.554 - Cargo hose: Bursting pressure.
  • SECTION § 154.556 - Cargo hose: Maximum working pressure.
  • SECTION § 154.558 - Cargo hose: Marking.
  • SECTION § 154.560 - Cargo hose: Prototype test.
  • SECTION § 154.562 - Cargo hose: Hydrostatic test.

• Materials

  • SECTION § 154.610 - Design temperature not colder than 0 °C (32 °F).
  • SECTION § 154.615 - Design temperature below 0 °C (32 °F) and down to −55 °C (−67 °F).
  • SECTION § 154.620 - Design temperature below −55 °C (−67 °F) and down to −165 °C (−265 °F).
  • SECTION § 154.625 - Design temperature below 0 °C (32 °F) and down to −165 °C (−265 °F).
  • SECTION § 154.630 - Cargo tank material.
  • SECTION § 154.605 - Toughness test.

• Construction

  • SECTION § 154.650 - Cargo tank and process pressure vessel welding.
  • SECTION § 154.655 - Stress relief for independent tanks type C.
  • SECTION § 154.660 - Pipe welding.
  • SECTION § 154.665 - Welding procedures.

• Cargo Pressure and Temperature Control

  • SECTION § 154.701 - Cargo pressure and temperature control: General.
  • SECTION § 154.702 - Refrigerated carriage.
  • SECTION § 154.703 - Methane (LNG).
  • SECTION § 154.705 - Cargo boil-off as fuel: General.
  • SECTION § 154.706 - Cargo boil-off as fuel: Fuel lines.
  • SECTION § 154.707 - Cargo boil-off as fuel: Ventilation.
  • SECTION § 154.708 - Cargo boil-off as fuel: Valves.
  • SECTION § 154.709 - Cargo boil-off as fuel: Gas detection equipment.

• Cargo Vent Systems

  • SECTION § 154.801 - Pressure relief systems.
  • SECTION § 154.802 - Alternate pressure relief settings.
  • SECTION § 154.804 - Vacuum protection.
  • SECTION § 154.805 - Vent masts.
  • SECTION § 154.806 - Capacity of pressure relief valves.

• Atmospheric Control in Cargo Containment Systems

  • SECTION § 154.901 - Atmospheric control within cargo tanks and cargo piping systems.
  • SECTION § 154.902 - Atmospheric control within hold and interbarrier spaces.
  • SECTION § 154.903 - Inert gas systems: General.
  • SECTION § 154.904 - Inert gas system: Controls.
  • SECTION § 154.906 - Inert gas generators.
  • SECTION § 154.908 - Inert gas generator: Location.
  • SECTION § 154.910 - Inert gas piping: Location.
  • SECTION § 154.912 - Inerted spaces: Relief devices.

• Electrical

  • SECTION § 154.1000 - Applicability.
  • SECTION § 154.1002 - Definition.
  • SECTION § 154.1005 - Equipment approval.
  • SECTION § 154.1010 - Electrical equipment in gas-dangerous space or zone.
  • SECTION § 154.1015 - Lighting in gas-dangerous space.
  • SECTION § 154.1020 - Emergency power.

• Firefighting

  • SECTION § 154.1105 - Exterior water spray system: General.
  • SECTION § 154.1110 - Areas protected by system.
  • SECTION § 154.1115 - Discharge.
  • SECTION § 154.1120 - Nozzles.
  • SECTION § 154.1125 - Pipes, fittings, and valves.
  • SECTION § 154.1130 - Sections.
  • SECTION § 154.1135 - Pumps.

• Firefighting System: Dry Chemical

  • SECTION § 154.1140 - Dry chemical system: General.
  • SECTION § 154.1145 - Dry chemical supply.
  • SECTION § 154.1150 - Distribution of dry chemical.
  • SECTION § 154.1155 - Hand hose line: Coverage.
  • SECTION § 154.1160 - Monitor coverage of system.
  • SECTION § 154.1165 - Controls.
  • SECTION § 154.1170 - Hand hose line: General.

• Cargo Area: Mechanical Ventilation System

  • SECTION § 154.1200 - Mechanical ventilation system: General.
  • SECTION § 154.1205 - Mechanical ventilation system: Standards.
  • SECTION § 154.1210 - Hold space, void space, cofferdam, and spaces containing cargo piping.

• Instrumentation

  • SECTION § 154.1300 - Liquid level gauging system: General.
  • SECTION § 154.1305 - Liquid level gauging system: Standards.
  • SECTION § 154.1310 - Closed gauge shut-off valve.
  • SECTION § 154.1315 - Restricted gauge excess flow valve.
  • SECTION § 154.1320 - Sighting ports, tubular gauge glasses, and flat plate type gauge glasses.
  • SECTION § 154.1325 - Liquid level alarm system: All cargo tanks.
  • SECTION § 154.1330 - Liquid level alarm system: Independent tank type C.
  • SECTION § 154.1335 - Pressure and vacuum protection.
  • SECTION § 154.1340 - Temperature measuring devices.
  • SECTION § 154.1345 - Gas detection.
  • SECTION § 154.1350 - Flammable gas detection system.
  • SECTION § 154.1360 - Oxygen analyzer.
  • SECTION § 154.1365 - Audible and visual alarms.
  • SECTION § 154.1370 - Pressure gauge and vacuum gauge marking.
  • SECTION § 154.1375 -