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Free Journey Level Plumber Exam Questions That Helps Candidates Pass

Question # 51

Horizontal branches 2 inches and smaller require a minimum slope of:

Options:

A.

1/8 inch per foot

B.

1/4 inch per foot

C.

1/2 inch per foot

D.

1/16 inch per foot

Question # 52

Gas piping must be labeled:

Options:

A.

Only at ends

B.

At intervals with approved identification

C.

Not required

D.

With paint only

Question # 53

Indirect waste piping for refrigerators or ice machines must discharge:

Options:

A.

Directly into the sanitary drain

B.

Through an air gap or air break into an approved receptor

C.

To the storm system

D.

Without trapping

Question # 54

The minimum test pressure for fuel gas piping after installation is:

Options:

A.

Operating pressure only

B.

Not less than three times the operating pressure or 10 psi minimum per code

C.

5 psi for all systems

D.

No testing required

Question # 55

Pipe supports for vertical piping must be at intervals of:

Options:

A.

Every 10 feet for most materials

B.

Every story or as specified in tables

C.

4 feet only

D.

No support needed

Viewing page 11 out of 18 pages

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Journey Level Plumber Overview

Name Journey Level Plumber
Code Journey Level Plumber
Vendor Skilled Trades
Certification NITC

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