Def of Terms

art and technique of installing pipes, fixtures and other apparatuses in buildings

plumbing

What is the fitting installed in a plumbing system to prevent passage of air, gas and some vermin through the pipe?

Trap

What type of vent will you use for a single lavatory?

individual vent

– standard for the installation of Sprinkler Systems

NFPA 13

- standard for the installation of Standpipe and Hose System

NFPA 14

– National Fuel Gas Code

NFPA 54

- Liquefied Pertroleum Gas Code

NFPA 58

– Standard for Fire Safety and Emergency Symbols

NFPA 170

- the reason why hot water has lower hydrostatic pressure (steady pressure at rest) than cold water.

Cold water is denser than hot water

- phase change from solid directly to gas, without becoming liquid

Sublimation

- happens either the air is cooled to its dew point or it becomes so saturated with water vapour that it cannot hold any more water

Condensation

- gas to solid without becoming liquid

Deposition

includes all potable water supply and distribution pipes, ali plumbing fix.tures and traps; all sanitary and storm drainage systems

plumbing system

a person technically and legally qualified and licensed to practice the profession of Master Plumbing

master plumber

accepted or acceptable under an applicable specifications or standard

approved

- an organization primarily established for purposes of testing to approve standards and approved by the Administrative Authority.

APPROVED TESTING AGENCY

shown competence to test and maintain backtlow assemblies

CERTIFIED BACKFLOW ASSEMBLY TESTER

equipment bearing a label of a listing agency.

LABELED

agency concerned by any provision of this Code,

DEPARTMENT HAVING JURISDICTION

equipment or materials included in a LIST published by a listing agency that maintains periodic inspection

LISTED

an agency in the business of listing or labeling

LISTING AGENCY

includes the building official, the commission, the board and such department or agency administering and enforcing the provisions of RA 1378

ADMINISTRATIVE AUTHORITY

the administrative authority under gonvernment agencies

JURISDICTION

the administrative authority or the officer charged with the administration and enforcement of the NPC

PLUMBING OFFICIAL

Licensure Board for Master Plumbers

BOARD

PRC

COMMISSION

National Master Plumbers Association of the Philippines.

NAMPAP

any change, addition or modification in construction or occupancy.

ALTER or ALTERATION

the reconstruction or renewal of any part of an existing building for its maintenance

REPAIR

- the installation of all pipings and fitting parts of the plumbing system, which can be completed prior to the installation of fixtures and accessories.

ROUGHING-lN

burn at a temperature of 756 degrees centigrade or less.

COMBUSTIBLE CONSTRUCTION

on-going installation of the plumbing system

EXISTING WORK

Acrylonitrile-Butadiene-Styrene

ABS

Polybutylene
- normally oval

PB

Polyethylene

• normally circular

PE

Polyvinyl Chloride

PVC

pvc - potable water piping

BLUE

pvc - drainpipes manufactured with toxic components

GRAY, ORANGE OR BROWN

Iron pipe size

IPS

a cylindrical conduit or conductor denoted by its I.D.

PIPE

a cylindrical conduit or conductor denoted by its O.D.

TUBE

pipe or fitting of not more than 45 degrees with the horizontal plane

HORIZONTAL PIPE

pipe or fitting of not more than forty-five (45) degrees with the vertical line.

VERTICAL PIPE

slope or fall of a line of pipe

GRADE

special class of device

PLUMBING APPLIANCE

prefabricated assembly or an on-the-job assembly

PLUMBING APPURTENANCE

- the end of a pipe which fits into a bell. Also a word used synonymously with faucet.

SPIGOT

part of the piping system other than a main

BRANCH

length of soil
no case less than 2.43 meters

BRANCH INTERVAL

Brown and Sharpe (Specification) or Bell and Spigot (Ends of Pipes)

B & S

measured along its centerline

LENGTH OF PIPE

length of pipe along its centerline and fittings

DEVELOPED LENGTH

the nominal diameter as designated commercially.

DIAMETER

( 1) diameter of a circle; (2) if the opening is not circular, the diameter of a circle of equivalent cross-sectional area.

EFFECTIVE OPENING

metallic sleeve, caulked or joined
-plug is screwed

FERRULE

pipe that is closed at one end

DEAD-END

lowest portion of the interior part of any pipe or conduit that is not vertical.

INVERT

secondary pipeline
- no other branch sewer is connected

LATERAL

continuous piping, which is the principal artery of the system

MAIN

carries ground and surface waters, storm water or wastewater into a building drainage system.

DRAIN

hose fitting with clapper valves for combining the flow from two or more Jines of hose into a single stream

SIAMESE CONNECTION

- supports, hangers, anchors, brackets, cradles are devices for holding and securing pipes and fixtures to walls, ceiling, floors or structural members.

SUPPORTS

- a water basin used for swimming designed to accommodate many bathers at a time

SWIMMING POOL

a fitting, screwed or caulked over the end of a pipe

CAP

not drilled for bolt holes.

BLANK FLANGE

closes the end of a pipe

BLIND FLANGE

with adjacent reverse bends

“S”

DOUBLE-BEND FITTING

two offsets

DOUBLE OFFSET

pipe out of line but into a line parallel with the original section.

OFFSET

open return bend usually made up two 90° bends with inside and outside threads,

RETURN BEND

a tee with the branch tapped to receive a threaded pipe or fittings

TAPPED TEE

a hose connection with two-gated outlets permitting two connections

WYE

all pipings are of threaded pipe, tubing or using recessed drainage fittings

DURHAM SYSTEM

pipe connection in which a ball-shaped end is held in a cuplike shell

BALL JOINT

joining by melted alloy higher than 449C

BRAZED JOINT

joining metal parts with metallic mixtures at a temperature below 427 degrees centigrade and above 149 degrees centigrade.

SOLDERED JOINT

any joint or seam obtained by the joining of metal parts in a plastic molten state

WELDED JOINT OR SEAM

plugging an opening with oakum, lead or other materials

• the material pounded into the annular opening

CAULKING

hemp or old hemp rope

OAKUM

portion of a pipe
sufficiently enlarged to receive the end of another pipe

BELL OR HUB

connected together with bolted stainless steel bands and neoprene gaskets.

HUBLESS PIPES

approved elastomeric sealing gasket with an approved outer shield and a tightening mechanism.

SHIELDED COUPLING

an adjustable tubing connection, consisting of a compression nut, a friction ring, and a compression washer.

SLIP JOINT

tool for straightening or bending lead pipe

BENDING IRON (or IRON)

receptacle other than a trap

FIXTURE

approved-type installed receptacles.

PLUMBING FlXTURES

a minimum standard quantity of plumbing fixtures

• 1 water meter

• 1 water closet

• 1 lavatory

• 1 shower head, drain for a bathub or shower

• 1 kitchen sink

• 1 laundry tray

• 3 floor drains

• 4 faucets/hose bibb

PLUMBING UNIT

arbitrary quantity load-producing efTects
- 28.3 liters per minute ( l cu. ft./minute).

FIXTURE UNIT

applies to plumbing fixtures in residences and apartments, to private bathrooms in hotels and hospitals, to rest rooms in commercial establishments for restricted use

• plumbing fixtures for restricted use

PRIVATE OR PRIVATE USE

all buildings or structures that are not defined as private or private use

PUBLIC OR PUBLIC USE

- an approved plumbing fixture or device of such materials, shape and capacity to Adequately receive the discharge

RECEPTOR

fixtures which discharge into a common horizontal soil

BATTERY OF FIXTURES

installed to serve more than one (1) appliance,

COMMON

faucet, cock, tap, plug,

BIBB

"sitz" bath. washing the middle private part of the body,

BIDET

valve, water drawn from or held within the pipe.

FAUCET

a return bend, one end is 30 cm and the other is 7.5 cm

GOOSENECK

for washing of the hands or face

• aka wash basin

LAVATORY

level in a fixture at which water begins to overflow over the top

FLOOD LEVEL

top edge of a receptacle from where water overflows.

FLOOD LEVEL RIM