U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 46Chapter IPart 108Subpart B - Subpart B—Construction and Arrangement

HULL STRUCTURE
§ 108.113 - Structural standards.
§ 108.114 - Appliances for watertight and weathertight integrity.

FIRE PROTECTION: GENERAL
§ 108.123 - Isolation of combustible material.
§ 108.127 - Storage lockers for combustibles.

STRUCTURAL FIRE PROTECTION
§ 108.131 - Definitions.
§ 108.133 - Hull superstructure, structural bulkheads, decks, and deckhouses.
§ 108.135 - Boundary bulkheads, decks of galleys, and combustible material lockers.
§ 108.137 - Bulkhead and deck separations of accommodation spaces.
§ 108.139 - Boundary bulkheads and decks of a space containing emergency power.
§ 108.141 - Boundary bulkheads and decks between the emergency power source and service generators.
§ 108.143 - Accommodation space.
§ 108.145 - Hatches and tonnage openings.
§ 108.147 - Certain paints prohibited.

MEANS OF ESCAPE
§ 108.151 - Two means required.
§ 108.153 - Location of means of escape.
§ 108.155 - Restrictions on means of escape utilized.
§ 108.157 - Locked doors.
§ 108.159 - Stairways and exterior inclined ladders.
§ 108.160 - Vertical ladders.
§ 108.161 - Dead end corridors.
§ 108.165 - Access to lifeboats and liferafts.
§ 108.167 - Weather deck ladders.

CLASSIFIED LOCATIONS
§ 108.170 - Definitions.
§ 108.171 - Class I, Division 1 locations.
§ 108.173 - Class I, Division 2 locations.
§ 108.175 - Contiguous locations.
§ 108.177 - Electrical equipment in classified locations.

VENTILATION
§ 108.181 - Ventilation for enclosed spaces.
§ 108.185 - Ventilation for enclosed classified locations.
§ 108.187 - Ventilation for brush type electric motors in classified spaces.

ACCOMMODATION SPACES
§ 108.193 - Restrictions.
§ 108.195 - Location of accommodation spaces.
§ 108.197 - Construction of accommodation spaces.
§ 108.199 - Arrangement of sleeping spaces.
§ 108.201 - Size of sleeping spaces.
§ 108.203 - Berths and lockers.
§ 108.205 - Wash spaces; toilet spaces; and shower spaces.
§ 108.207 - Messrooms.
§ 108.209 - Hospital spaces.
§ 108.210 - Hospital space not required.
§ 108.211 - Miscellaneous accommodation spaces.
§ 108.213 - Heating requirements.
§ 108.215 - Insect screens.

RAILS
§ 108.217 - Guardrails and bulwarks.
§ 108.219 - Guardrails.
§ 108.221 - Storm rails.
§ 108.223 - Guards on exposed equipment.

HELICOPTER FACILITIES
§ 108.231 - Application.
§ 108.233 - Location and size.
§ 108.235 - Construction.
§ 108.237 - Fuel storage facilities.
§ 108.239 - Fuel transfer equipment.
§ 108.241 - Visual aids.
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