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Wyoming-Plumbing Online Practice Test

These are actual questions from our online practice test.

We have included a question from each chapter of the test. Every question will be multiple choice. The answers are not included with the sample.

Sample Questions

# Chapter Title Question
1 Pipes, Water Pressure and Pipe Fittings Inadequate water pressure is less than ____ PSI.
2 Values and Gas Piping Why are pipes carrying steam and hot water insulated?
3 Values, Drainage, Vents and Standpipes Steel fittings used in a water piping system within a building must be _________.
4 Plumbing, Septic Tanks, Drainage and Gas Lines The combustion chamber of a gas fired water heater installed in a private garage must be above the floor at least ________ inches.
5 Plumbing, Valves, Water Heaters, Gas Pipes, Oxygen and Gas Cylinders All manholes must be equiped with _________.
6 Plumbing, Appliances, Drains, Fixtures and Inspections __________ is exempt from drainage system rough in testing.
7 Plumbing, Installation and Repairs When is a plumbing permit not required?
8 Welding, Blazing, Arc, Oxyacetylene, Testing and Inspection What is the junction of the weld metal and base called?
9 Excavating, Drainage and Compaction When filling unsuitable areas, a general rule is to figure one cubic yard of dirt excavated for every ________ tons of aggregate used.
10 Underground Drainage and Pipelines What are the types of welded joints available for steel pipe?
11 Excavation and Sitework In bad drainage areas, excavation should be deep enough to allow for _____ to 6" crushed rock.
12 Installation, Pipes, Drainage and Trenches Sanitary and storm sewer ___________ tests may be made in lieu of ____________ tests.
13 Installation, Joints, Field Elevations, Sewers and Sewer Testing The necessary elevation of the bottom of the tank can be calculated from the _________________.
14 Installation, Pipes, Leach Fields and Tanks Sewer line connections to existing lines or manholes are not made until upstream lines have been _____________.
15 Mathematics, Calculations and Formulas

2 pipes are connected to a tank. One pipe fills the tank in 7 hours. The second pipe empties the tank in 9 hours. If both pipes are open, how long will it take to fill the tank?


In each hour, the filler pipe adds 1/7 of the tank while the drain subtracts 1/9 of the tank.
--> 1/7 - 1/9 per hour
= 2/63 tank per hour
--> 63/2 hours per tank = _______________ hours
16 Basic - Blueprint Reading and Plans A revision (marker) is shown on the completed set of working drawings by _______________.
17 Safety, Dig Alert and Asbestos - Code of Federal Regulations, Title 29, Part 1926

Regarding section 1926.1101(g)(4)(ii), For all Class I jobs involving the removal of more than ____________ linear or 10 square feet of thermal system insulation or surfacing material; for all other Class I jobs, where the employer cannot produce a negative exposure assessment pursuant to paragraph (f)(2)(iii) of this section, or where employees are working in areas adjacent to the regulated area, while the Class I work is being performed, the employer shall use one of the following methods to ensure that airborne asbestos does not migrate from the regulated area:

18 Bid Preparation and Estimating The notice to owner contained in a contract, informs the customer of _________________.

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