Roman Architecture

Building sewers shall be tested by completely filling the sewer with water from the _

• lowest to highest point

• lowest to at least a 5-foot head

• lowest to at least 10-foot head

• lowest to at least ground level

Except for plastic piping systems, hot and cold water piping may be tested with _

• 40 psi air or 150 psi water for 10 minutes

• 35 psi air for at least 15 minutes

• 50 psi air or the working pressure of the water in the system for at least 15 minutes

• 100 psi air for at least 10 minutes

The required clearance in front of a 2-inch cleanout is _ inches.

• 8

• 12

• 18

• 24

A stack, as defined in the code, is _

• the main vent

• and vertical vent

• the vertical main of soil, waste, or vent piping that extends one or more stories

• the horizontal main of soil, waste, or vent stack

Under no circumstances may gas appliance pressure regulators be vented _

• to the atmosphere

• to the combustion chamber near the pilot

• to the gas utilization equipment flue or exhaust system

• using black iron pipe

Above ground schedule 40 PVC and ABS DWV plastic piping installed horizontally shall be supported intervals of not to exceed _ feet.

• 4

• 6

• 8

• 10

When sizing a copper fuel-gas piping system that has an inlet pressure of less than 2 psi with a pressure drop of 0.3-inch w.c., the maximum cubic feet per hour of gas flow allowed through a 5/8-inch OD. ACR tube 75 feet in developed length is_

• 13

• 27

• 48

• 68

A Type 8-W gas vent shall terminate at least _ feet in vertical height above the bottom of the wall furnace.

• 4

• 5

• 10

• 12

The maximum horizontal distance of a trap arm is measured from the inner edge of the vent to the _

• weir of the trap

• inlet

• dip

• outlet

The maximum number of lavatories on a 2-inch horizontal waste line is _

• 8

• 16

• 14

• 24