USCG Exam PracticeEngine-room safety and hazardous materials
Under 46 CFR §111.106-3(j), which of the following arrangements for cargo pumping and piping systems is required?
- A. Cargo transfer pumps may pass through machinery spaces provided they are enclosed in cofferdams
- ✓ Cargo pumping and piping systems must be arranged independently from all other systems and must not be located in or pass through accommodation, service, or machinery spacesCorrect
- C. Sounding piping may pass through accommodation spaces if it is enclosed in a vapor-tight conduit
- D. Fill and discharge piping may share a common manifold with ballast systems provided the systems are valved off when not in use
Why B is correct
46 CFR §111.106-3(j) requires that cargo pumping and piping systems be arranged independently from all other systems, and that cargo transfer pumps and piping — including fill, discharge, vent, and sounding piping — must not be located in or pass through any accommodation, service, or machinery spaces. No exceptions for cofferdams, vapor-tight conduits, or shared manifolds are provided in this paragraph.
Cited:46 CFR §111.106-3