A part of the piping system other than a main, riser, or stack.
What is a Branch
100
The chapter of the 2012 UPC that covers Water supply and distribution
What is Chapter 6
100
The amount of GPM per DFU
What is 7.5 GPM
100
Vents are designed to prevent this seal from being exposed to a pressure differential that exceeds 1 inch of water column
What is a trap seal 901.2
100
Halons were completely phased out by this year
What is 1994
200
The organization, office, or individual responsible for enforcing the requirements of a code or standard
What is the Authority having juristiction
200
This is the maximum velocity for hot water in a copper tube system when sizing pipe for velocity.
What is 5 feet per second
200
Changes in direction of flow shall be made by the use of these
What is Approved fittings
200
This type of vent system shall be permitted where structural conditions preclude the installation of conventional systems, but must first be approved by the Authority having juristiction
What is a Combination waste and vent system
200
If using a recovery machine manufactured before this date you must evacuate any low pressure appliance to 25in of Hg vacuum before making a major repair
What is November 15, 1993
300
The quantity in terms of which the load producing effects the plumbing system of different kind of plumbing fixtures are expressed on some arbitrary chosen scale
What is a Fixture unit
300
This is the water supply fixture unit value for a water closet with a 1.6 GPF Gravity tank in a private dwelling
What is 2.5 WSFU
300
This is how plumbing fixtures shall be drained into a public or private sewage disposal system.
What is Gravity 709.1
300
This is the minimum amount of grade for a horizontal vent
Vent and branch vent pipes shall be free from drops or sags, and each vent shall be level or graded back to the drainage pipe it serves.
300
Since this date the EPA requires systems that contain 50 pounds or more of refrigerant to have “substantial leaks” repaired within 30 days.
What is June 14, 1993
400
the top edge of a receptor from which water overflows
What is the Flood level rim
400
When static water pressure in a water supply piping system exceeds this pressure an approved pressure regulator must be installed
What is 80psi
400
This type of piping shall not be tested with air
What is plastic piping 712.1
400
This is the table used to size vent piping after VFUs are determined
What is table 703.2
400
Recovery devices manufactured after this date and are used for the recovery of refrigerant from small appliances must be capable of recovering 90 percent of the refrigerant when the compressor is operating.
What is November 15, 1993
500
The pressure existing without any flow
What is Static Pressure?
500
This would be the total WSFU load on a water supply system when 5 hose bibs are installed in a public use building.
What is 6.5 WSFU
500
Fixtures installed on a floor level that is lower than the cover of the next upstream manhole cover shall be protected by installing this fitting
What is an approved backwater valve 710.1
500
A rupture disk on a recovery vessel for low pressure refrigerants relieves at this psig
What is 15
500
EPA sets regulations under Section 608 of the Clean Air Act that establish a recycling program for ozone-depleting refrigerants recovered during the servicing and disposal of air-conditioning or refrigeration equipment. Together with the prohibition on venting during servicing, repair, and disposal of class I and class II substances that took effect on this date