USCG Exam PracticePumps, valves, and piping systems
Under 46 CFR §56.01-10, arrangement drawings — in addition to piping diagrams — are specifically required to be submitted prior to installation for which combination of systems?
- ✓ All Class I, I-L, and II-L systems; and Class II firemain, foam, sprinkler, bilge and ballast, vent sounding and overflow systemsCorrect
- B. All Class I systems only, regardless of fluid service
- C. Class II systems for fuel oil service and cargo piping only
- D. Any system operating above 121 °C or above 150 psig
Why A is correct
46 CFR §56.01-10(c)(2) requires arrangement drawings for all Classes I, I-L, and II-L systems, and for all Class II firemain, foam, sprinkler, bilge and ballast, vent sounding and overflow systems. Other Class II systems require arrangement drawings only if specifically requested or required by regulation.
Cited:46 CFR §56.01-10(c)(2)