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100+ Free WV Plumber Practice Questions

Pass your West Virginia Journeyman Plumber License Exam exam on the first try — instant access, no signup required.

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Question 1
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Which agency oversees plumber licensing in West Virginia?

A
B
C
D
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Key Facts: WV Plumber Exam

70%

Passing Score

WV Division of Labor

~80

Exam Questions

Prov exam format

3 hrs

Time Limit

Prov

IPC 2018

Code Base

West Virginia adoption

The West Virginia journeyman plumber exam is administered through Prov and overseen by the WV Division of Labor. The exam has approximately 80 multiple-choice questions with a 3-hour time limit, requiring 70% to pass. West Virginia uses the IPC 2018 with state amendments. The exam fee is one of the lowest in the country at $25-$75.

Sample WV Plumber Practice Questions

Try these sample questions to test your WV Plumber exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which agency oversees plumber licensing in West Virginia?
A.West Virginia Department of Commerce
B.West Virginia Division of Labor
C.West Virginia Department of Health and Human Resources
D.West Virginia Board of Contractors
Explanation: The West Virginia Division of Labor oversees plumber licensing in the state. The Division administers the licensing program, processes applications, and enforces the state plumbing code.
2West Virginia's plumbing code is based on which model code?
A.Uniform Plumbing Code (UPC)
B.International Plumbing Code (IPC) 2018
C.National Standard Plumbing Code (NSPC)
D.West Virginia independent plumbing code
Explanation: West Virginia uses the International Plumbing Code (IPC) 2018 edition as the basis for its state plumbing code. The IPC is published by the ICC and has been adopted with West Virginia-specific amendments.
3What exam vendor administers the West Virginia journeyman plumber exam?
A.PSI
B.Prometric
C.Prov (formerly known as Block & Associates)
D.Pearson VUE
Explanation: The West Virginia journeyman plumber exam is administered by Prov (formerly Block & Associates). Prov provides computer-based testing at authorized testing centers throughout the state.
4What is the passing score for the West Virginia journeyman plumber exam?
A.60%
B.65%
C.70%
D.75%
Explanation: West Virginia requires a 70% passing score on the journeyman plumber exam. The exam consists of approximately 80 multiple-choice questions with a 3-hour time limit.
5Per the IPC 2018, what is the minimum slope for a 3-inch horizontal drainage pipe?
A.1/16 inch per foot
B.1/8 inch per foot
C.1/4 inch per foot
D.1/2 inch per foot
Explanation: Per the IPC 2018, horizontal drainage pipes 3 inches and larger require a minimum slope of 1/8 inch per foot. Pipes smaller than 3 inches require 1/4 inch per foot minimum slope.
6Per the IPC 2018, what is the DFU value for a water closet with a flush tank?
A.2 DFU
B.3 DFU
C.4 DFU
D.6 DFU
Explanation: Per the IPC 2018, a water closet with a flush tank has a DFU value of 4. This value is used for sizing drainage and vent piping systems.
7Per the IPC 2018, what is the minimum building sewer size?
A.2 inches
B.3 inches
C.4 inches
D.6 inches
Explanation: Per the IPC 2018, the minimum building sewer size is 3 inches. However, most residential building sewers are installed at 4 inches in practice due to local amendments and practical considerations.
8Per the IPC 2018, what is the maximum distance between cleanouts?
A.50 feet
B.75 feet
C.100 feet
D.150 feet
Explanation: Per the IPC 2018, cleanouts must be installed at intervals not exceeding 100 feet in horizontal drainage lines. Additional cleanouts are required at direction changes greater than 45 degrees.
9Per the IPC 2018, what is the minimum trap seal depth?
A.1 inch
B.2 inches
C.3 inches
D.4 inches
Explanation: The IPC 2018 requires a minimum trap seal depth of 2 inches. The maximum is 4 inches. The water seal prevents sewer gases from entering the building.
10Per the IPC 2018, what is the maximum number of DFUs on a 2-inch horizontal branch?
A.3 DFU
B.6 DFU
C.12 DFU
D.16 DFU
Explanation: Per the IPC 2018, a 2-inch horizontal branch drain can serve a maximum of 6 DFUs. This ensures adequate flow capacity for the connected fixtures.

About the WV Plumber Exam

West Virginia journeyman plumber licensing exam administered by Prov and overseen by the Division of Labor. Based on the International Plumbing Code (IPC) 2018 with West Virginia amendments. Covers drainage systems, water supply, venting, fixtures and appliances, gas piping, materials, and code administration.

Questions

80 scored questions

Time Limit

3 hours

Passing Score

70%

Exam Fee

$25-$75 (West Virginia Division of Labor)

WV Plumber Exam Content Outline

25%

Drainage Systems

Drain pipe sizing, fixture units (DFU), slope requirements, cleanouts, building sewers, indirect waste, and special drainage per IPC 2018 with WV amendments

20%

Water Supply Systems

Water pipe sizing, WSFU calculations, backflow prevention, pressure regulation, water heaters, cross-connection control, and potable water protection

20%

Venting Systems

Vent sizing, wet venting, circuit venting, air admittance valves, vent termination, and trap seal protection per IPC 2018

15%

Fixtures & Appliances

Fixture installation, clearances, accessible fixtures, commercial fixtures, scald prevention, and fixture counts per occupancy

10%

Gas Piping

Gas pipe sizing, BTU calculations, appliance venting, pressure testing, CSST bonding, and combustion air requirements

10%

Code Administration & Materials

Division of Labor requirements, permits, inspections, approved materials, joint methods, and WV-specific amendments to IPC 2018

How to Pass the WV Plumber Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 80 questions
  • Time limit: 3 hours
  • Exam fee: $25-$75

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

WV Plumber Study Tips from Top Performers

1Study the IPC 2018 thoroughly — master code navigation for the open-book exam
2Master DFU calculations and drain pipe sizing using IPC 2018 tables
3Practice vent sizing and understand wet venting configurations
4Memorize minimum pipe sizes for common fixtures and trap arm distances
5Review backflow prevention device selection based on hazard level
6Study water heater installation including T&P relief valve requirements
7Practice gas pipe sizing calculations using BTU input ratings
8Review WV-specific amendments to the IPC 2018

Frequently Asked Questions

How hard is the West Virginia journeyman plumber exam?

The WV exam is moderately challenging with an estimated 55-65% pass rate. It has approximately 80 questions based on the IPC 2018 and requires 70% to pass.

What plumbing code does West Virginia use?

West Virginia uses the International Plumbing Code (IPC) 2018 edition with state amendments.

How much does the WV plumber exam cost?

The West Virginia exam fee ranges from $25-$75, making it one of the most affordable state plumber exams in the country. The exam is administered by Prov.

What are the experience requirements?

Contact the WV Division of Labor for specific apprenticeship and experience requirements for the journeyman plumber license.