Plumbing Codes & Safety Flashcards
6 cards from real Plumbing practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Plumbing Codes & Safety flashcards as text
What personal protective equipment (PPE) is most important when soldering copper pipe?
Answer: Safety glasses and heat-resistant gloves
Safety glasses protect against flux splatter and hot solder, while heat-resistant gloves protect against burns when handling hot pipe and fittings during sweating operations.
What should a plumber do before cutting into any wall or floor to run new pipe?
Answer: Check for existing utilities using a stud finder, pipe locator, or plans
Before cutting into any wall or floor, a plumber must verify the location of existing plumbing, electrical wiring, and structural members to avoid dangerous and costly damage.
What is the purpose of a sediment trap (dirt leg) on a gas line?
Answer: To collect debris and moisture before it reaches the gas appliance valve
A sediment trap (dirt leg) is a downward-pointing nipple and cap installed near gas appliances that collects debris and condensate before they can clog or damage the appliance's gas valve.
What chemical is used to test for gas leaks in a plumbing system?
Answer: Soap solution or electronic leak detector
A soap solution applied to gas fittings and joints will bubble at any leak point; electronic gas detectors are also used for more sensitive or hard-to-reach inspections.
What is the purpose of bonding a metal water pipe system to the electrical ground?
Answer: To equalize electrical potential and prevent electric shock from stray currents
Bonding metal pipes to the electrical grounding system equalizes electrical potential across the plumbing system, protecting occupants from electric shock due to stray currents or ground faults.
Which regulation requires plumbers working on lead service lines to follow specific work practice standards to protect workers and residents?
Answer: EPA Lead and Copper Rule and OSHA Lead Standard
The EPA Lead and Copper Rule governs lead service line replacement practices, while the OSHA Lead Standard sets worker protection requirements including PPE and air monitoring during lead pipe work.