Section 4 Safety Provisions

401. Navigation aids

1. Obstruction lights

Obstruction lights are to be provided as prescribed by the National Authority having jurisdiction. If the SPM is located outside the territorial waters of any National Authority or if no lights are pre- scribed by the authority having jurisdiction, the following is to be provided as a minimum:

(1) One 360 degree white light visible for 5 miles under an atmospheric transmissivity of 0.85, flashing 6 times per minute, and arranged for operation at least from sunset to sunrise local time.

(2) It is recommended that the floating hoses be marked with winker lights.

2. Fog signal

Audible fog signals are to be provided if prescribed by the National Authority having jurisdiction.

402. Radar reflector

A radar reflector is to be provided if prescribed by the National Authority having jurisdiction.

403. Fire fighting equipment

SPMs are to be equipped with at least one portable fire extinguisher suitable for use on fires in- volving flammable and combustible liquids. Where the risk of an electrical fire also exists, one portable extinguisher suitable for use on fires involving energized electrical equipment is also to be provided. In lieu of providing 2 extinguishers, consideration will be given to a single extinguisher of a type suitable for both oil and electrical fires. A rated portable extinguisher suitable for use on fires involving flammable and combustible liquids could be 9.5 foam, 6.7 carbon dioxide or

Ch 4

dry chemical. A rated portable extinguisher suitable for use on fires trical equipment could be 6.7 carbon dioxide or 4.5 dry

involving energized elec-

404. Identification marks

A name or number is to be assigned to each single point mooring and ments of the National Authority having jurisdiction. This name or number

is to confirm to require- is to be permanently dis-

played on the structure and will be entered in the Register of Ships of the Society. Draft marks

are to be permanently marked in at least 2 places.