Traps
A combination plumbing fixture may be installed on one trap provided
one compartment is not more than six inches deeper than the other and the waste outlets are not more than 30 inches apart.
Cleanout plugs shall
composed of brass or plastic.
Horizontal drainage piping which is three inches in diameter or smaller shall be installed with a minimum uniform pitch of
¼ of an inch per foot.
What is OSHA?
Occupational Safety and Health Administration (OSHA)
What kind of measurement is a straight line?
Linear
Fixture traps shall be
self-scouring and shall have no interior partitions except where such traps are integral with the fixture.
A cleanout shall be provided at or near the base of each
vertical storm water conductor, waste, or soil stack.
No fitting that incorporates a straight T branch shall be used as a
as a drainage fitting.
Safety shoes, Safety glasses, gloves are examples of
PPE
If I know the radius , what is the formula for the area of a circle?
Area = pie (r) R squared
Each fixture trap shall have a liquid seal of
not less than two inches and not more than four inches,
There shall be a clean-out installed on the building drain so located as to provide accessibility in
direct line through the building drain to building sewer.
Horizontal drainage piping which is larger than three inches in diameter shall be installed with a minimum uniform pitch
of an 1/8 inch per foot.
GFCI Stands for
Ground fault circuit interuptor
what is the formula for the thermal expansion of steel?
Length in feet x Temp Difference x .0000744
Where a vitrified-clay or other brittle ware, acid-resistant trap is installed underground, it shall be
embedded in concrete extending six inches beyond the bottom and sides of the trap.
Cleanouts shall be of the same nominal size as the pipes up to
four inches and not less than four inches for larger piping.
Sanitary piping that pass through an exterior foundation wall shall be no less than
four inches in diameter,
When climbing a ladder, always use both hands and _
Maintain 2 points of contact
The formula to convert Fairenheight to Celsius is
C=F-32 divided by 1.8
Each building trap when installed shall be provided with an accessible cleanout and with a relieving vent or fresh air intake which need not be
larger than 1/2 the diameer of the drain to which it connects.
Cleanouts smaller than three inches shall be so installed that there is a
12-inch clearance for the purpose of clearing stoppages.
Protection of Drainage Systems. The plumbing drainage system must be installed, designed, arranged, constructed, and maintained to protect against fouling, deposit of solids, and stoppages. Additionally, adequate cleanouts must be incorporated to ensure the system may be readily cleaned. = Principle no.
principle no.7
Keep excavated soil (spoils) and other materials at least
2 feet from the edge of the trench
the formula for total pressure is
(diameter squared (inches) x .7854) x (Lgth (ft) x.433)