Prelim

Question 1

Plumbing fixtures shall be made of smooth non-absorbent material, free from concealed fouling surfaces and shall be located in ventilated enclosures.

Answer 1

Principle No. 7

Question 2

Where a plumbing drainage system may be subject to backflow of sewage, suitable provision shall be made to prevent its overflow in the building.

Answer 2

Principle No. 18

Question 3

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.

Answer 3

Principle No. 8

Question 4

All plumbing fixtures shall be installed properly spaced, to be accessible for their intended use.

Answer 4

Principle No. 20

Question 5

Vent terminals shall extend to the outer air and installed to prevent clogging and the return of foul air to the building.

Answer 5

Principle No. 12

Question 6

Plumbing systems shall be subjected to such tests to effectively disclose all leaks and defects in the workmanship.

Answer 6

Principle No. 13

Question 7

Devices for heating and storing water shall be so designed and installed as to prevent dangers from explosion through overheating.

Answer 7

Principle No. 4

Question 8

Each family dwelling unit shall have at least one water closet, one kitchen type sink, a lavatory and a bathtub or shower to meet the basic requirements of sanitation and personal hygiene.

Answer 8

Principle No. 6

Question 9

Plumbing shall be installed with due regard to the preservation of the strength of structural members and the prevention of damage to walls and other surfaces through fixture usage.

Answer 9

Principle No. 21

Question 10

Plumbing shall be designed and adjusted to use the minimum quantity of water consistent with proper performance and cleaning.

Answer 10

Principle No. 3

Question 11

If there is no sewer system in the area, suitable provision shall be made for the disposal of building sewage by some accepted method of sewage treatment and disposal, such as a septic tank

Answer 11

Principle No. 17

Question 12

Plumbing fixtures, devices and appurtenances shall be supplied with water in sufficient volume and pressure adequate to function satisfactorily and without undue noise.

Answer 12

Principle No. 2

Question 13

Every building abutting on a street, alley or easement with a public sewer shall connect its plumbing fixtures to the sewer system.

Answer 13

Principle No. 5

Question 14

No water closet shall be located in a room or compartment which is not properly lighted and ventilated.

Answer 14

Principle No. 16

Question 15

All premises intended for human use or habitation shall be provided with a supply of pure and wholesome water, neither connected to unsafe water supply nor subject to backflow or back- siphonage.

Answer 15

Principle No. 1

Question 16

Substance which will clog the pipes, produce explosive mixtures, destroy the pipes or their joints or interfere unduly with the sewage-disposal process shall not be allowed to enter the building drainage system.

Answer 16

Principle No. 14

Question 17

Each fixture directly connected to the drainage system shall be equipped with a water-sealed trap.

Answer 17

Principle No. 10

Question 18

Proper protection shall be provided to prevent contamination of food, water, sterile goods and similar materials by backflow of sewage. When necessary, the fixture, device or appliance shall be connected indirectly with the building drainage system

Answer 18

Principle No. 15

Question 19

The drainage pipes piping system shall be designed to provide adequate circulation of air free from siphonage, aspiration or forcing of trap seals under ordinary use.

Answer 19

Principle No. 11