Chapter 6 - Building Water Supply Systems

Risers are typically installed in chases or large wall spaces extending vertically through a building.

• True

• False

Most plumbing codes limit the maximum water pressure at any point in a building water supply system to a static water pressure of 150 psi.

• True

• False

A control valve is required at each water-supplied piece of mechanical equipment.

• True

• False

The requirements for labeling building water supply piping is more extensive in the 2015 IPC than in the 2015 UPC.

• True

• False

The physical link, or connection, can be removed by using backflow prevention methods, devices, or assemblies.

• True

• False

If a backflow prevention assembly is at an elevation of less than 5' (1.5 m) from the floor or grade, it must be provided with a permanent platform.

• True

• False

A hydropneumatic tank system holds approximately two-thirds water under pressure created by a water pump to deliver water to a building water supply system.

• True

• False

The ___ in any layout system is essentially the cold water supply main.

• riser

• major branch

• main line

• trunk

A ___ is an area, such as a bathroom or other fixture group area, where multiple fixtures are installed close to each other.

• water closet

• room

• wing

• zone

___ pressure is the pressure available under full flow conditions.

• Residual

• Head

• Minimum

• Static