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Washington-Plumbing (Commercial) Online Practice Test

Practice tests are comprised of independent chapters, each testing you on the specific subjects within the trade.

Table of Contents

# Title Questions
1 Pipes, Water Pressure, Pipe Fittings and Hydronics 42
2 Plumbing, Valves, Gas Pipes, Oxygen, Gas Cylinders and Water Heaters 38
3 Values, Drainage, Vents and Standpipes 37
4 Plumbing, PSI, Water Pressure, Water Flow, Pipelines and Water Pressure 25
5 Plumbing, Valves, Water Heaters, Gas Pipes, Oxygen and Gas Cylinders 40
6 Plumbing, Appliances, Drains, Fixtures and Inspections 20
7 Plumbing, Installation and Repairs 31
9 Welding, Blazing, Arc, Oxyacetylene, Testing and Inspection 26
10 Excavating, Drainage, Compaction and Sitework 24
11 Underground Drainage and Pipelines 25
12 Installation, Pipes, Drainage and Trenches 41
13 Plumbing, Septic Tanks, Drainage and Gas Lines 46
14 Installation, Joints, Field Elevations, Sewers and Sewer Testing 25
15 Installation, Pipes, Leach Fields and Tanks 25
16 Sewer Maintenance and Repair 30
17 Sewer System, Location Sites and Soil Conditions 23
18 System Design, Tank Size, Soils, Pathogens and Gases 25
19 Sanitary Sewers, Storm Sewers and Septic Tanks 39
20 Coatings and Control Corrosion 15
21 Installing Irrigation Pipes 48
23 Pipe Materials 25
24 Roof Drainage Slopes 8
25 Swimming Pool Pipe Installation and Earthwork and Excavating 26
26 Construction Safety 35
27 OSHA Safety, Dig Alert, Asbestos and Code of Federal Regulations, Title 29, Part 1926 21
28 Bid Preparation and Estimating 13
29 Employees, Contractors, Insurance and Safety 10
30 Mathematics, Calculations and Formulas 19
Total = 782


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