Complete Solutions
12 inches of water in a water column has what pressure on the
bottom? Correct Answers .433 psi
A 1/2 inch gas line tubing shall be horizontally supported every
______ feet. Correct Answers 4 feet
A 3 inch diameter pipe that is 20 feet long will contain how
many cubic inches of water? Correct Answers 1,695.6 cubic
inches
A 4 inch cleanout must have at least______inches of clear space
horizontally in front of it. Correct Answers 18
A basement has a sump pit that receives drainage that cannot be
discharged by gravity into the sewer. The sump pump she'll be
equipped with which of the following? Correct Answers Check
valve and full open valve
A cadmium cell is used in an oil burner control system to
______? Correct Answers Detect flame
A gas range may be connected with an approved listed metal
connector which may not exceed a length of ______ feet.
Correct Answers 6
A lavatory faucet with an effective opening of 1/2 inches is
positioned 3 inches from a wall. What is the required minimum
air gap? Correct Answers 1 inch
, A remote pump for a waterwell is being installed in a basement.
Which
of the following is required? Correct Answers Pump is 18
inches above basement surface
A section of the water main pipe has been required and must be
back in operation within 12 hours (less than 24 hours). The
section shall be filled with a water/chlorine solution, containing
how many parts per million of chlorine. Correct Answers 200
A tamper valve (control valve switch) shall be operated and
signal
receipt shall be verified within the first ________
turns of the hand wheel. Correct Answers Two
A tile shower floor shall slope to the drain at______inch per
foot? Correct Answers 1/4
A vent connected to a fixture on the House side of a fixture trap
and entirely independent of the sanitary drainage system is a
_____. Correct Answers Local vent
According to code the maximum diameter of a hole that may be
bored in a 2 x 10 joist is _____ inches. Correct Answers 3
According to OSHA, employee shall be protected from cave-ins
by an adequate protective systems in excavations that equal or
exceed a depth of: Correct Answers 5 feet