46 CFR § 76.17-15 - Piping.
(a) All piping, valves, and fittings shall meet the applicable requirements of subchapter F (Marine Engineering) of this chapter.
(c) All piping, valves, and fittings shall be securely supported, and where necessary, protected against injury.
(d) Drains and dirt traps shall be fitted where necessary to prevent the accumulation of dirt or moisture.
(e) Piping shall be used for no other purpose.