CFR /  Title 46  /  Part 154  /  Sec. 154.1210 Hold space, void space, cofferdam, and spaces

(a) Each hold space, void space, cofferdam, and spaces containing cargo piping must have:

(1) A fixed mechanical ventilation system; or

(2) A fixed ducting system that has a portable blower that meets Sec. 154.1205(i) and (j).

(b) A portable blower in any personnel access opening must not reduce the area of that opening so that the opening does not meet Sec. 154.340.

Instrumentation