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1999 National Plumbing Code of the Philippines Basic Principles

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1999 National Plumbing Code of the Philippines Basic Principles

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Questions and Answers

What is the basic goal of the 1999 National Plumbing Code of the Philippines?

To ensure the unqualified observance of the latest provisions of the plumbing and environmental laws.

According to Principle No. 1, what should all premises intended for human habitation have?

A supply of pure and wholesome water, neither connected with unsafe water supplies nor subject to hazards of backflow or back-siphonage.

What requirement does Principle No. 2 emphasize for plumbing fixtures?

Being supplied with water in sufficient volume and at pressure adequate to enable them to function satisfactorily and without undue noise under all normal conditions of use.

How should plumbing be designed according to Principle No. 3?

To use the minimum quantity of water consistent with proper performance and cleaning. Signup and view all the answers

What safety measure should be considered for devices heating and storing water as per Principle No. 4?

They should be designed and installed to prevent dangers from explosion through overheating. Signup and view all the answers

According to Principle No. 5, what requirement applies to buildings connected to a public sewer?

They shall be connected to the sewer system if they have plumbing fixtures installed and intended for human habitation, occupancy, or use on premises abutting on a street, alley, or easement where there is a public sewer. Signup and view all the answers

What are the basic plumbing fixtures required in each family dwelling unit abutting on a sewer or with a private sewage-disposal system?

At least one water closet, one kitchen-type sink, a lavatory, and a bathtub or shower Signup and view all the answers

What material should plumbing fixtures be made of according to Principle No. 7?

Smooth non-absorbent material Signup and view all the answers

What should the drainage system be designed, constructed, and maintained to safeguard against according to Principle No. 8?

Fouling, deposit of solids, clogging Signup and view all the answers

What are the requirements for the pipings of plumbing systems according to Principle No. 9?

Durable NAMPAP-APPROVED materials, free from defective workmanship, designed and constructed by Registered Master Plumbers Signup and view all the answers

What should each fixture directly connected to the drainage system be equipped with according to Principle No. 10?

A water-sealed trap Signup and view all the answers

How should the drainage piping system be designed to prevent under ordinary use according to Principle No. 11?

To provide adequate circulation of air free from siphonage, aspiration, or forcing of trap seals Signup and view all the answers