1-20 PRINCIPLES Flashcards
All premises intended for human habitation, occupancy or use shall be provided with a supply of pure and wholesome water, neither connected with unsafe water supplies nor subject to hazards of backflow or back siphonage.
PRINCIPLE NO 1
water
Plumbing fixtures, devices and appurtenances shall be supplied with water in sufficient volume and at pressure adequate to enable them to function satisfactorily and without undue noise under all nonnal conditions of use.
PRINCIPLE NO 2
volume and pressure
Plumbing shall be designed and adjusted to use the minimum quantity of water consistent with proper performance and cleaning.
PRINCIPLE NO 3
efficiency
devices for heating and storing water shall be so designed and installed as to prevent dangers from explosion through overheating.
PRINCIPLE NO 4
explosion
Every building having 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, shall be connected to the sewer system.
PRINCIPLE NO 5
sewer
Each family dwelling unit on premises abutting on a sewer or with a private sewage-disposal system shall have at least one water closet and one kitchen type sink . Further, a lavatory and bathtub or shower shall be installed to meet the basic requirements of sanitation and personal hygiene .
PRINCIPLE NO 6
plumbing unit
Plumbing fixtures shall be made of smooth non·absorbent material, free from concealed fouling surfaces and shall be located in ventilated enclosures.
PRINCIPLE NO 7
ventilation
The drainage system shall be designed, constructed and maintained to safeguard against fouling, deposit of solids, clogging and with adequate cleanouts so arranged that the pipes may be readily cleaned.
PRINCIPLE NO 8
cleanouts
All pipings of plumbing systems shall be of **durable NAMPAP APPROVED materials, **free form defective workmanship, designed and constructed by Registered Master Plumbers to ensure satisfactory service.
PRINCIPLE NO 9
NAMPAP
Each fixture directly connected to the drainage system shall be equipped with a water-sealed trap.
PRINCIPLE NO 10
trap
The drainage piping system shall be designed to provide adequate ciculation of air free from siphonage, aspiration or forcing of trap seals under ordinary use.
PRINCIPLE NO 11
air circulation
Vent terminals shall extend to the outer air and installed to preempt clogging and the return of foul air to the building.
PRINCIPLE NO 12
vent terminals
Plumbing systems shall be subjected to such tests to effectively disclose all leaks and defects in the workmanship.
PRINCIPLE NO 13
test
No substance which will clog the pipes, produce explosive mixture destroy the pipes or their joints or interfere unduly with the sewage-disposal process shall be allowed to enter the building drainage system.
PRINCIPLE NO 14
sewage harm
Proper protection shall be provided to prevent contamination of food, water, sterile goods and similar materials by backflow of se\vage. When necessary, the fixture, device or appliance shall be connected indirectly with the building drainage system.
PRINCIPLE NO 15
contamination