NGA 85 EXAM WITH COMPLETE SOLUTIONS 100% VERIFIED!!
Riser Valve - ANSWER>>The riser valve is designed to stop the flow of gas in the
closed position
Service Regulator - ANSWER>>A service regular is used to reduce service line
pressure for application to appliance pressure
Where is a service regular installed and why? - ANSWER>>A service regulator is
always installed ahead of the gas meter so that the meter will be operating at a constant
low pressure
Meter Bar - ANSWER>>Meter bars are preassembled units designed to connect gas
meters to supply piping
What is the meter bars purpose? - ANSWER>>Meter bars prevent the transmission of
piping stresses to the meter body
Union - ANSWER>>The union consists of appropriate fittings used to connect the outlet
piping to the customers piping
What are the meter connection parts from top to bottom? - ANSWER>>Swivel Nut
Swivel
Swivel Washer
Meter Spud
Which side of the meter is the inlet and which is the outlet? - ANSWER>>The left side is
the inlet and the right side is the outlet
, What are the conditions that must be met to install a meter indoors? - ANSWER>>The
meter must be installed in a ventilated place and NO LESS than 3 feet from any source of
ignition or heat
Each meter and each regular must be installed so as to BLANK anticipates stresses
upon the connected BLANK and the meter - ANSWER>>1. Minimize
2. Piping
Connections made of BLANK or other easily damaged material may not be used in the
installation of meter or BLANK - ANSWER>>1. Lead
2. Regulators
Each regulator that might release BLANK in its operation must be vented to the BLANK
BLANK - ANSWER>>1. Gas
2. Outside Atmosphere
How much cover does a buried service line require in private property? -
ANSWER>>12 inches
How much cover does a buried service line require in streets and roads? -
ANSWER>>18 inches
If an underground structure prevents installation at those depths, the service line must
be able to withstand what? - ANSWER>>Any anticipated external load
All underground service lines installed below grade through the outer foundation wall of
a building must what? - ANSWER>>Be sealed at the foundation wall to prevent leakage
into the building
In the case of a metal service line installed below grade through the outer foundation
Riser Valve - ANSWER>>The riser valve is designed to stop the flow of gas in the
closed position
Service Regulator - ANSWER>>A service regular is used to reduce service line
pressure for application to appliance pressure
Where is a service regular installed and why? - ANSWER>>A service regulator is
always installed ahead of the gas meter so that the meter will be operating at a constant
low pressure
Meter Bar - ANSWER>>Meter bars are preassembled units designed to connect gas
meters to supply piping
What is the meter bars purpose? - ANSWER>>Meter bars prevent the transmission of
piping stresses to the meter body
Union - ANSWER>>The union consists of appropriate fittings used to connect the outlet
piping to the customers piping
What are the meter connection parts from top to bottom? - ANSWER>>Swivel Nut
Swivel
Swivel Washer
Meter Spud
Which side of the meter is the inlet and which is the outlet? - ANSWER>>The left side is
the inlet and the right side is the outlet
, What are the conditions that must be met to install a meter indoors? - ANSWER>>The
meter must be installed in a ventilated place and NO LESS than 3 feet from any source of
ignition or heat
Each meter and each regular must be installed so as to BLANK anticipates stresses
upon the connected BLANK and the meter - ANSWER>>1. Minimize
2. Piping
Connections made of BLANK or other easily damaged material may not be used in the
installation of meter or BLANK - ANSWER>>1. Lead
2. Regulators
Each regulator that might release BLANK in its operation must be vented to the BLANK
BLANK - ANSWER>>1. Gas
2. Outside Atmosphere
How much cover does a buried service line require in private property? -
ANSWER>>12 inches
How much cover does a buried service line require in streets and roads? -
ANSWER>>18 inches
If an underground structure prevents installation at those depths, the service line must
be able to withstand what? - ANSWER>>Any anticipated external load
All underground service lines installed below grade through the outer foundation wall of
a building must what? - ANSWER>>Be sealed at the foundation wall to prevent leakage
into the building
In the case of a metal service line installed below grade through the outer foundation
