Chapter 3: General Regulations

Question 1

Disposal of sewage, or other liquid wastes, shall be by means of __________

Answer 1

The drainage system of the building or premises

Question 2

True or false: It shall be unlawful for a person to permit the disposal of sewage or other liquid wastes not properly connected to a drainage system

Answer 2

True

Question 3

Burred ends of pipe and tubing shall be __________ to the full bore of the pipe or tube

Answer 3

Reamed

Question 4

Except as otherwise provided in this code, no plumbing system, drainage system, building sewer, private sewage disposal system, or parts thereof, shall be located in __________

Answer 4

Any lot other than the lot that is the site of the building served by such facilities

Question 5

Piping, fixtures, or equipment that are installed so that they interfere with normal operation and use of windows or doors shall be __________ to avoid interference.

Answer 5

Relocated

Question 6

All design, construction, and workmanship shall be in accordance with __________

Answer 6

Accepted engineering practices

Question 7

When supporting horizontal piping 5-inches in diameter with hangers, a __________ inch diameter rod shall be used

Answer 7

1/2”

Question 8

The building drain from the front building may be extended to the rear building when both buildings are located __________ and no private sewer is available or can be constructed.

Answer 8

On an interior lot

Question 9

All trenches deeper than the footing of a building or structure, and paralleling the same shall be located not less than __________ from the bottom exterior edge of the footing or as approved

Answer 9

45 degrees

Question 10

Cast-iron soil pipe, installed vertically, shall be supported at its base and __________ not to exceed __________

Answer 10

Each floor, 15 feet

Question 11

Threaded or welded 3/4 inch steel pipe supplying water installed horizontally shall be supported at intervals not exceeding __________

Answer 11

10 feet

Question 12

Piping in the ground shall be laid on

Answer 12

A firm bed

Question 13

True or false: PEX piping may be coupled together with shielded couplings

Answer 13

False.
(Only cast-iron hubless pipe is coupled with shielded couplings)

Question 14

The type of acceptable joints for PEX-AL-PEX shall be __________ or __________.

Answer 14

metal insert or metal compression

Question 15

Copper tubing installed vertically shall be supported at each floor or at intervals not to exceed __________

Answer 15

10 feet

Question 16

Mechanical devices such as bulldozers, graders, etc., shall be permitted to complete backfilling to grade where covering above piping is at least __________ inches.

Answer 16

12 inches

Question 17

2-inch copper drain pipe installed horizontally shall be supported at intervals not exceeding __________.

Answer 17

10 feet

Question 18

Horizontal hubless pipe shall be braced at not more than 40 foot intervals to prevent __________.

Answer 18

Horizontal movement

Question 19

All piping, fixtures, and equipment shall be adequately supported in accordance with this __________, the manufacturer’s installation instructions, and in accordance with the Authority Having Jurisdiction.

Answer 19

Code

Question 20

Voids around piping passing through concrete floors on the ground shall be __________

Answer 20

Sealed.

Question 21

All materials, fixtures, or devices used or entering into the construction of plumbing and drainage systems shall be listed as complying with __________

Answer 21

Approved applicable standards

Question 22

The provisions of this code allow an alternate material or method of construction provided it is approved by __________ as an alternate.

Answer 22

The Authority Having Jurisdiction

Question 23

I.P.S. Is the abbreviation for __________

Answer 23

Iron pipe size

Question 24

True or false:
Section 312.2 prohibits the embedment of hubless cast-iron pipe in a concrete slab

Answer 24

True

Question 25

Tub waste openings in framed construction to crawl spaces at or below the first floor shall be protected by the installations of __________

Answer 25

Approved metal collars or screens.

Question 26

True or false: It is permitted to drill and tap a vent pipe to connect an indirect waste pipe.

Answer 26

FALSE

Question 27

All pipe, fittings, traps, fixtures, materials and devices used in plumbing systems shall be listed or labeled by a listing agency, approved by the __________ and be __________.

Answer 27

Authority Having Jurisdiction, free from defects.

Question 28

Sleeves shall be provided to protect all piping through __________ and __________ walls.

Answer 28

Concrete, masonry

Question 29

Horizontal hubless cast-iron piping shall be supported every other joint, unless over __________ feet in length then it shall be provided with support at every joint.

Answer 29

4 feet.

Question 30

When installing __________, the Authority Having Jurisdiction shall require evidence of the competency of the installers.

Answer 30

Medical gas piping

Question 31

Drain pipes subject to condensation over food storage in food-handling establishments shall be __________

Answer 31

Thermally insulated.

Question 32

Test gauges shall have a pressure range not exceeding __________

Answer 32

Twice the test pressure applied.

Question 33

If an Authority Having Jurisdiction permits an “alternative engineered design” the __________ shall have no effect beyond that Authority Having Jurisdiction boundary.

Answer 33

Approval

Question 34

Plumbing systems shall be located above the design flood elevation except when designed to __________ from entering or accumulating within their components

Answer 34

Prevent water

Question 35

Sound limitations in plumbing systems shall be designed and installed in accordance with the __________ code.

Answer 35

Building

Question 36

One hundred feet of horizontal hubless cast iron pipe include two vertical stack connections. Per table 313.3 how many hangers will be required on the horizontal run using 10’ lengths of hubless cast iron pipe?

Answer 36

20 hangers. “Horizontal: hang every other joint, unless over 4 feet then support each joint”