Materials
pvc schedule 40 may be used in the following commercial setting (name 4)
beauty shop, manicure shop, photo labs and barber shops
what is the nominal diameter for a DWV pipe going through the foundation wall
4 inch
a trap shall have a liquid seal of not less than _ and not more than_
2 and 4 inches
name all seven components of a fitting
run,maken, branch,center point,fitting allowance,back of fitting and face
name all seven components of a fitting
trap weir, top seal, top dip, bottom dip, water line and inlet
.
what materials shall clean outs be composed of
plastic or brass
A clean out is installed on a 3 inch drain how much clearance shall there be between the cleanout and an obstruction
18 inches
what type of trap shall be used in a horizontal line
running trap
what does a plot plan not show
aerial view of the room locations
what device is used to keep a floor drain trap from not going dry
trap primer or a indirect connection
Pex tubing and fitting are not to be used for steam flushing of water purification systems only type _ stainless steel tube and fitting shall be used
316
Domestic food waste grinder shall be connected to a drain of not less than
1 1/2 inches in diameter
what is capillary attraction
capillary attraction is the power that small tubes, strings and other porous materials have to lift water above their own level.
a triangular architects contains a total of _ scale
10 scales
what is the constant for knowing 45 degree offsets
1.414
When joining three or more fittings there shall be a minimum of _ hanger(s) for every three foot or thereof
1
Storm water shall be drained into sewers intended for sewage only, True of false
true
tubing traps made of brass or copper of a thickness equal to a minimum of _ gage
17
what is you're demand factor for a one or two family dwelling while sizing water mains
.50
can you install a double wye on a flat surface
yes you may install a double wye on the flat provided that the wye is properly pitched
In new residential construction _ _ _ may be exclusively with _ for sound reduction
cast iron pipe and pvc
where are traps required for storm drains and leaders
conductors and storm drains serving low roofs when connected to a combined sewer shall be trapped
the wall thickness for 1 1/4 shecdule 40 pvc trap
.148
Air admittance valves are not permitted expect with _ _ _ _ _
special permission with the board
CSST shall only be used a _ _ _ when is it down stream of the appliance shut off device
flexible appliance connector