194.10-20—Magazine chest construction.
(a)
Magazine chests shall be of watertight metal construction with flush interior. The body and lid shall have a minimum thickness of 1/8 inch.
(b)
Permanent sun shields shall be provided for sides and top including the lid. These shall have a minimum thickness of 1/8 -inch aluminum or 16-gage steel. Side shields shall be offset from the body a distance of 1 inch. The top shield shall be offset a distance of 1 1/2 inches. Sun shields may be omitted when chests are installed “on deck protected,” shielded from direct exposure to the sun.
(d)
Chests shall be secured to the vessel's structure by means of permanently installed foundation clips or bolts or a combination thereof. Lashings will not be acceptable.