SC Boiler Installation Practice Questions - South Carolina Boiler Installation Contractor Examination Exam

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Which set of 2021 IMC 1006.6 rules applies to ordinary boiler pressure-relief-valve discharge piping (other than high-pressure steam vented outdoors)?

It may be trapped, reduced one pipe size, and teed into another relief line It shall be full size, untrapped, without valves or tees, flow by gravity, serve one relief device, and terminate not more than 6 inches above the floor or waste receptor with no threaded hose end It shall discharge into the potable-water distribution system It shall terminate 4 feet above the roof

Correct Answer:

It shall be full size, untrapped, without valves or tees, flow by gravity, serve one relief device, and terminate not more than 6 inches above the floor or waste receptor with no threaded hose end

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