CADS 2550 Water & Waste Systems Test #2 Wakeland

acoustics, thermal comfort, indoor air quality, PLUMBING SYSTEMS, WASTE MANAGEMENT

interior designers use the principles of ________, _________, _________, _________, _________ in relation to environmental impact & human wellbeing.

Chapter 29

International Plumbing Code (IPC), plumbing systems found in

• water supply contamination

• air contamination

• objectionable odor from escaped sewer gas

• blocked drains due to improper size/pitch

plumbing codes protect the health & safety of building occupants from:

toilets (24%)

what makes up the MOST of the Residental Water Usage in north america?

dishwashers (2%)

what makes up the LEAST of the Residental Water Usage in north america?

Energy Policy Act of 1992

set max usage rates for flush (toilet) & flow (showerhead) fixtures at 1.6 gallons per flush.

Watersense

_____ labeled products are high performing & water efficient. They use 20% less water than other fixtures.

Municipal Water Supply Systems

PUBLIC Water Supply Systems

86% of US population is served through ____________

• “water mains” transport water from the public system to service connections at the building

Supply pipes

Hot & Cold water

Pipe Chase

vertical & horizontal open spaces between walls or ceilings & floors

Tankless

Water Supply: Hot Water Heaters

• instantaneous, demand, point of use

• raise water temp quick

Portable Water

Water Grades

• suitable for drinking

• usually treated

RainWater

Water Grades

• water distilled by hydrologic press

• roof runoffs may contain contaminants

• little/no treatment required

GrayWater

Water Grades

• wastewater from sinks, baths, showers, but NOT toilet/urinal

• contain soap, hair, human waste

Dark GrayWater

Water Grades

• contain grease, & food from kitchen waste

• from kitchen sinks, dishwashers

BlackWater

Water Grades

• contain toilet or urinal waste

Stack Vent

vertical pipe extended thru roof to admit air & discharge gases from sanitary piping

Waste pipe/stack

drain pipes that carry only dirty water from sinks, tubs, showers, flood drains

Soil pipe/stack

carries water & human excrements from urinals & toilets

Cleanout

access points in horizontal or vertical waste & soil pipes

commercial & residential fixtures required by codes

min # of selected assembly plumbing facilities

min # of selected residential plumbing facilities