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District of Columbia-Plumbing 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 34
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 24
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
8 Welding, Blazing, Arc, Oxyacetylene, Testing and Inspection 26
9 Excavating, Drainage, Compaction and Sitework 24
10 Underground Drainage and Pipelines 25
11 Installation, Pipes, Drainage and Trenches 41
12 Coatings and Control Corrosion 15
13 Installation, Joints, Field Elevations, Sewers and Sewer Testing 25
14 Installation, Pipes, Leach Fields and Tanks 25
15 Installing Irrigation Pipes 48
16 Plumbing, Septic Tanks, Drainage and Gas Lines 46
17 Sewer Maintenance and Repair 30
18 Sewer System, Location Sites and Soil Conditions 23
19 System Design, Tank Size, Soils, Pathogens and Gases 25
20 Sanitary Sewers, Storm Sewers and Septic Tanks 40
21 Construction Safety 35
22 OSHA Safety, Dig Alert, Asbestos and Code of Federal Regulations, Title 29, Part 1926 20
23 Bid Preparation and Estimating 13
24 Employees, Contractors, Insurance and Safety 10
25 Mathematics, Calculations and Formulas 20
Total = 715


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