Master Plumber (3)

Play an AI-generated podcast conversation about this lesson

CPVC plastic horizontal runs shall be supported be provided at intervals for pipe one (1) inch or less in diameter and ______ intervals for larger pipe sizes.

3 foot, 4 foot

CPVC threaded adapters shall not be used to transition from CPVC to metal. True or False

True

The linear thermal expansion rate for CPVC is _____________for each ten (10) degrees Fahrenheit temperature change for each 100 feet of pipe or tubing.

1/2 inch

Offsets of _________________________ or more every ten (10) feet shall be included on vertical risers if they are restrained by horizontal branches at each floor.

12 inches Signup and view all the answers

PEX shall be ________________in the ditch to allow for linear expansion and contraction.

snaked Signup and view all the answers

Metallic fittings other than those consisting of red brass shall be ________________from the soil to prevent corrosion.

protected Signup and view all the answers

PEX passing through a foundation wall, shall have a _____________________________

ridgid sleeve Signup and view all the answers

If PEX is under a building, fittings shall not be used. True or False

True Signup and view all the answers

PEX passing through a concrete slab or wall shall be _______________________

protected by use of sleeves Signup and view all the answers

PEX passing through metal studs or plates shall be ___________________

protected by plastic grommets designed for this purpose Signup and view all the answers

PEX shall not be installed: a.____ b. c. d.

Where it may be exposed to direct or indirect ultraviolet light (sunlight); Where it may be exposed to open flame; With or exposed to petroleum based caulking or sealants; Where it may be subjected to prolonged exposure to free chlorine concentrations greater than four (4) ppm; Signup and view all the answers

PEX shall be tested under a pressure not to exceed per square inch nor less than _____ per square inch.

100 lbs, 40 lbs Signup and view all the answers

PEX sizes one (1) inch and smaller installed horizontally shall be supported at intervals not to exceed ______________________

32 inches Signup and view all the answers

PEX sizes 1-1/4" and larger installed horizontally shall be supported at intervals not to exceed ________________ inches.

48 inches Signup and view all the answers

PEX installed vertically shall be supported at _______________________________ with a mid-story guide.

the base of each story Signup and view all the answers

Unions shall be ground faced and shall not be __________________ .

concealed or enclosed Signup and view all the answers

Sheet lead for a shower pan shall not weigh less than pounds per square foot and shall not weigh less than _________ pounds per square foot for vent pipe flashings.

4, 2-1/2 Signup and view all the answers

Plumbing fixtures shall be installed to allow access for ______________________

cleaning Signup and view all the answers

A trap or pipe shall not extend nearer to the floor than _________________ except laundry trays or similar fixtures.

12 inches Signup and view all the answers

A floor drain or a shower drain shall be considered a plumbing fixture and shall be provided with a ________________________

strainer Signup and view all the answers

A shower drain pan shall be constructed to a minimum height of _____________ on all vertical walls.

6 inches Signup and view all the answers

A fixture, other than a water closet or a pedestal urinal, shall be provided with a

strainer Signup and view all the answers

The overflow from a fixture shall be , but if used, the overflow shall be connected to the _____ side of a trap and accessible for cleaning.

optional, inlet Signup and view all the answers

A shower used for other than safety reasons shall be equipped with a flow control device with a maximum of____________________________.

2.5 gal per minute Signup and view all the answers

Public lavatories shall have a maximum flow of gpm and non public ___.

0.75 (3/4), 2 gpm Signup and view all the answers

Sinks shall have a maximum flow of ________________

2.5 Signup and view all the answers

A urinal shall not exceed _____________________ per flush.

1.0 gal Signup and view all the answers

Sewers for the connections of manufactured homes and mobile homes shall be laid at a uniform grade of no less than ____________________ per foot.

1/8th inch Signup and view all the answers

Clean-outs shall be provided for manufactured homes at intervals not to exceed _ for main and branch sewers in sizes ____ and smaller.

100 feet, 6 inches Signup and view all the answers

The clean-outs shall be extended to the grade with cast-iron soil pipe or schedule 40 ABS or schedule 40 PVC piping and shall be provided with a clean-out plug a concrete pad, ___________, shall be provided around each clean-out.

4 inch, 18 inches square Signup and view all the answers

All main and branch sewers _____ and larger shall not require clean- outs but shall require standard manholes at intervals not to exceed _ as well as in all changes in direction.

8 inches, 400 ft Signup and view all the answers

Each manufactured home and mobile home shall be provided with a ________________ sewer.

4 inch Signup and view all the answers

A _ concrete pad __ square shall be provided around the waste opening.

4 inch, 24 inches Signup and view all the answers

An individual water connection shall be provided at an appropriate location for each manufactured home and mobile home space the connection shall consist of a riser terminating at least above the ground with a minimum ___________________

4 inches, 2 , 3/4 inch valves Signup and view all the answers

A frost proof hydrant shall be provided and accessible for _ and ______

lawn watering, fire control outlets Signup and view all the answers

A shutoff valve may be placed below the frost depth on the water service line, but this shutoff valve shall not be a stop-and-waste cock. True or False

True Signup and view all the answers

What is the code for medical gas installations? _______________________

Title 815 Chapter 20 Reg 195 Signup and view all the answers

A ______________________ shall apply for a permit to install medical gas piping prior to the installation.

licensed master plumber Signup and view all the answers

The person installing the medical gas piping shall be ____________________ and

a certified medical gas installer, a master or journeyman plumber Signup and view all the answers

All water closets in public restrooms shall be _with a _ seat

of an elongated bowl type, split open front Signup and view all the answers

Floors in toilet rooms shall be constructed of

nonabsorbant materials Signup and view all the answers

If two (2) or more fixtures that receive human waste are installed and a wood floor is not used, the toilet room shall have at least: a. b.

1 floor drain, 1 accessible hose bib Signup and view all the answers

A drinking fountain shall be equipped with a __________________________

protective cowl to prevent contamination of the potable water supply system. Signup and view all the answers

An automatic washing machine installed in a new building shall have _ trap. The trap shall be installed above the floor with inch stand pipe extended to at least _ above the flood level rim of the washing machine.

a two (2) inch, 12 inches, 2, 2 inches Signup and view all the answers

A garage sand trap shall be at least _ by _____ feet

2 feet, 4 feet Signup and view all the answers

A garage sand trap shall have sufficient depth so that there is at least a __ inch vertical distance between the bottom of the outlet ell and the bottom of the trap it shall have a _ vent.

10, 4 inch Signup and view all the answers

The department shall inspect the following to ensure compliance with the code: a. b. c. d._

The water distribution system; The soil, waste, and vent system; The fixtures and fixture traps; Appurtenances; and All connections in a plumbing system. Signup and view all the answers

A rough-in inspection shall be conducted prior to ______________________ of the plumbing system.

covering or concealment Signup and view all the answers

If any part of a plumbing system is covered or concealed before being inspected, tested, and approved, it shall be ___________________________________.

uncovered, or unconcealed and tested as required. Signup and view all the answers

Any alterations, repairs, or extensions that require more than ______________________ soil, waste, or vent piping shall be inspected and tested.

10 feet of Signup and view all the answers