Plumbing Basics

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What is the primary objective of plumbing?

To supply water to different parts of the building

To ensure the health and sanitation of life and property (correct)

To dispose and discharge wastewater and other liquids

To install pipes, fixtures and other apparatus

What does the Latin word Plumbum mean?

Iron

Lead (correct)

Copper

Tin

What is the main objective of the drainage system?

To fasten pipes and fixtures

To remove and discharge human wastes and other substances (correct)

To prevent the entry of house vermin and obnoxious gases into the house

To supply water to each fixture

What is a necessary condition for an effective water supply in a building?

To prevent back flow of used water into the water supply system Signup and view all the answers

What is the title given to a person skilled in the field of sanitation?

Plumber Signup and view all the answers

What is the purpose of preventing back flow of used water into the water supply system?

To prevent contamination of the water supply Signup and view all the answers

What is the term 'diameter' typically referring to in pipes and tubes, except for brass and copper tubes?

Nominal internal diameter (ID) Signup and view all the answers

What is the unit of flow rate for a plumbing fixture?

Fraction of gallon per minute Signup and view all the answers

What is a drainage system?

All piping that conveys sewage, rainwater, or other liquid waste Signup and view all the answers

What is the purpose of a flood level in a tank?

To maintain water level for effective flushing Signup and view all the answers

What is a dry vent?

A vent that does not carry water or water-borne wastes Signup and view all the answers

What is an effective opening?

The minimum cross-sectional area at the point of water supply discharge Signup and view all the answers

What is a ferrule?

A metallic sleeve for cleaning pipes Signup and view all the answers

What is the function of a flush valve?

To flush water closet and similar fixtures Signup and view all the answers

What is an existing work?

That portion of the plumbing system that has been installed and approved prior to the contemplated addition, alteration, or correction Signup and view all the answers

What is the main function of the main vent in a plumbing system?

To act as the principal artery of the venting system Signup and view all the answers

What is a group vent?

A branch vent that performs its function for two or more traps Signup and view all the answers

What is a fixture unit?

A quantity in terms of which the load-producing effects of different kinds of plumbing fixtures are expressed Signup and view all the answers

What is a plumbing fixture?

An installed receptacle that receives or discharges liquid Signup and view all the answers

What is a lateral in sewage?

A common sewer to which no other common sewer is tributary Signup and view all the answers

What is included in the plumbing system?

Plumbing fixtures, traps, and pipes, among other components Signup and view all the answers

What is the purpose of a rough-in?

To complete the installation of all parts of the plumbing system prior to fixture installation Signup and view all the answers

What type of sewage is also known as domestic sewage?

Sanitary sewage Signup and view all the answers

What is a public sewer?

A sewer line directly controlled by public authority Signup and view all the answers

What is a sanitary sewer intended to receive?

Sanitary sewage with or without industrial wastes Signup and view all the answers

What is a secondary branch?

Any branch in the building drain other than the primary branch Signup and view all the answers

What does sewerage of sewage work include?

Collection, transportation, pumping, treatment, and final disposition of sewage Signup and view all the answers

What is a Siamese twin?

A Y connection used on fire lines Signup and view all the answers

What is a standpipe?

A vertical pipe used for the storage of water Signup and view all the answers

What is a stack vent?

The extension of a soil or waste stack above the highest horizontal drain connected to the stack Signup and view all the answers