NYC FUEL GAS CODE FINAL EXAM 2025 NEWEST
ACTUAL EXAM COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS WITH RATIONALES
(100% VERIFIED ANSWERS) |ALREADY GRADED A+ //
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Where is the union located for a gas appliance? - Answer-
A union fitting shall be provided for appliance connected
by rigid metallic pipe. Such unions shall be accessible and
located within 6 feet of the appliance.
Where is gas piping permitted? - Answer-Gas piping may
be installed in public corridors in residential buildings that
do not have floors below grade or in multi use buildings
that have a residential occupancy in accordance with the
following, Gas piping shall be permitted to be installed
within a public corridor at the lowest level of the building or
the lowest residential level of the building. All gas valves
located within the public corridor shall be accessible for
maintenance and inspection. Gas pressure within the
public corridor piping shall not exceed 1/2 psi. The
completed piping within the public corridor is to be tested
and proven tight at 10 psig for a minimum of 30 minutes.
The public corridor shall be ventilated in accordance with
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the New York City Mechanical Code. The pipe shall not be
installed in a return air plenum. Pipes must be welded.
How much must piping for other than dry gas conditions
be sloped? - Answer-Not less the 1/4 inch in 15 feet to
prevent traps.
Hanger spacing for 3/4 inch and 1 inch gas pipe - Answer-
8 feet
When is water permitted for testing? - Answer-Fresh water
may be used the test medium where the required test
pressure exceeds 100 p.s.i.g.
When do need temporary restraints when testing? -
Answer-Expansion joints shall be provided with temporary
restraints, if required, for the additional trust load under
test.
What must each digital gauge used to measure pressure
in the magnitude of 3 and higher read? - Answer-The
gauge shall have a minimum reading of 1/100 of a p.s.i.g.