Exam (elaborations)
MEP 1 - Plumbing – Houston –Questions and answers A+ graded
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MEP 1 - Plumbing – Houston –Questions and answers A+ graded
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MEP 1 - Plumbing – Houston –Questions and answers A+ graded
DWV - - Drain Waste Vent
- SS - - Sanitary Sewer
- OSHA requires trenching protection at ___. - - 5 feet or greater
- types of trenching protection: - - - stepping/bencing
- trench box
- shoring
- SS/SD materials: - - - cast iron
- copper
- PVC
- ABS
- What color is cast iron? - - black
- How is cast iron pipe joined. - - hub and no-hub joints
- Cast iron is ___. - - non-combustible
- Cast iron is the ___ option for indoor plumbing. - - quietest
- Copper piping can be joined by ___, ___, or ___. - - soldering, threaded
joints, or compression joints
- PVC is a ___ ___. - - white plastic
- PVC can be joined by: - - slip and threaded joints
- Copper piping is ___ option for plumbing. - - most expensive
- PVC is ___ and ___. - - combustible and noisy
- ABS is ___ ___. - - black plastic
- ABS can be joined by ___ and ___. - - slip and threaded joints
- ABS is ___ and ____. - - combustible and noisy
, - What is typically installed after the building sewer exits the footprint of the
building? - - double cleanout
- What should be installed on SD pipes inside the building? - - insulation
- If water is flowing from a cow tongue: - - check the roof, primary drainage
is probably clogged
- What is used to size drainage pipes? - - DFU
- What is the maximum gallons per flush for a toilet? - - 1.6 gpf
- What is the minimum allowable vent pipe size? - - 1 1/4 inches
- Every fixture must have a ___. - - P-trap
- What is the purpose of the vent pipe system? - - to let air into the system
- VTR - - vent through roof
- Plumbing drawings are found on the ___. - - P sheets
- Plumbing is Division ___. - - 22
- The old plumbing division is ___. - - 15
- MEP plans go out to ___ from the footprint of the building. - - 5 feet
- After that ___ pick up the rest of the plumbing. - - civil plans
- invert elevation: - - from the surface of the ground to the bottom interior
of the pipe
- Your ___ can't be bigger than your ___. - - branches, main
- DW - - domestic water
- CW - - cold water
- HW - - hot water
- SW - - soft water
- OSHA requires fall protection at ___. - - 6 feet
- DW pipe materials: - - - copper
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