plumbing review 09

8/8/2019 Plumbing Review 09

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Plumbing Review 09

Arch. A. M. Agusin, uap


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Law/s governing the Plumbing for

Buildings National Plumbing Code of the

Philippines RA 1378

NATIONAL STANDARDS FOR

DRINKING WATER

WATER CODE OF THE PHILIPPINES PD 1067


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COMPLETE ARCHITECTURAL AND

ENGINEERING WORKING DRAWINGS

Architectural

Structural

Sanitary / Plumbing Electrical/ Electronics

Fire Protection

Mechanical


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COLOR CODING OF PIPES:

STEAM PIPING DIVISION:

High Pressure White

Exhaust System Buff


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WATER PIPING DIVISION:

Fresh water, low pressure Blue

Fresh water, high pressure Blue

Salt water pipe Green


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OIL PIPING DIVISION:

Delivery Brass or Bronze

Discharge Yellow


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DEFINITION OF TERMS FOR

SANITARY AND PLUMBING BIBB

Another name for faucet.


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BIDET

A plumbing fixture designed to facilitate

washing of the genital area.


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BUILDING MAIN

Water supply piping beginning at the

source of supply and ending at the first

branch inside the building.


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BUIDLING STORM DRAIN

Drainage piping which connects the storm

sewer to a drainage system which collects

rain water, ground water, and surface run-

off.


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CHASE

A pipe chase. A space or recess in the

walls of the building where pipes are run.


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CHECK VALVE

A device preventing backflow in pipes.

Water can flow readily in one direction but

any reversal of the flow causes the check

valve to close.


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CLEANOUT

Removable drainage fitting which permits

access to the inside of drainage piping for

the purpose of removing obstructions.


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DOWNSPOUT

A vertical pipe usually of sheet metal or

plastic which carries water from the gutters

to the ground or to a storm drain.


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FIXTURE

A device such as a sink, lavatory, bathtub,

water closet or shower stall.


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FLOOR DRAIN

A fitting which is located in the floor

(generally concrete) to carry waste water

into the drainage piping


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GATE VALVE

Used to regulate the flow of water. When

this is fully opened there is no obstruction

in the flow of water.


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LAVATORY

A fixture designed for washing hands and

face. This is generally installed in the

bathroom.


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SOIL PIPE

A pipe conveying waste which contains

fecal matter (human waste).


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Stack

Any pipe or part thereof which is installed

in a vertical position


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WATER RISER PIPE

Any water supply pipe which rises

vertically form a horizontal pipe.


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WATER CLOSET

A flush plumbing fixture designed

to receive human excrement.


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VENT

The part of the drain, waste, vent piping

which permits air to circulate and protects

the seals and traps from siphonage or

backflow.


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SEPTIC TANK

A water tight tank in a private disposal

system which receives household sewage.

Within the septic tank, solid matter is

separated from the water before the water

is discharged.


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ROOF DRAIN

A drains installed in a flat or nearly flat roof

to receive water and conduct it to the

leader, downspout or conductor.


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POTABLE WATER

Water which is satisfactory for drinking

and for domestic purposes.


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Battery of Fixtures

Any of two or more adjacent fixture which

discharge into a common horizontal or soil

branch.


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Rough-in

The installation of all pipes in the plumbing

system that are in partition and under

floors. It includes the plumbing work done

before the setting of the fixtures


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2%

Standard Horizontal Grade for

Soil Pipes


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45%

Degree for change of direction for waste

pipes/lines


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Siphonage/ or Syphonage

The result of minus pressure in the

drainage system.


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Capillary action

A kind of trap seal loss caused by a

suspension of a foreign object such as a

string, rags, strands of hair extended over

the outlet arm of the trap.


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Fixture Units

Water closet 6 units

Urinal 5 units

Shower 2 units Floor drain 2 units

Lavatory 2 units

plumbing review 09

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