Free Journeyman Plumber Practice Test by State: 2026 Guide
Video
Under the IPC as adopted by Indiana, what is the minimum size of a building sewer?
Drainage Systems
Question · Easy
How to Become a Plumber in 2026: License, Salary by State & Career Path
Complete 2026 guide to becoming a plumber. Covers apprenticeship requirements, journeyman and master licensing, BLS May 2025 median pay of $63,800, specializations, and career advancement. Free plumber exam prep included.
Blog
Branch interval
Administration and General Regulations
Flashcard
Per the IPC as adopted by Indiana, what is the minimum slope for a 4-inch horizontal drainage pipe?
What must a plumbing contractor obtain from a local government when its ordinance requires one before doing plumbing work?
Indiana business
Guess the Term
Chapter 1: Exam Orientation & Trade Mathematics
1.1 Exam Format, Prov Testing Policies & Code References
Study guide
What is the DFU value for a residential water closet (1.6 gpf) under the IPC?
Read the clue and guess the term in 6 tries.
Game
Where does the building drain end and the building sewer begin?
Per the IPC as adopted by Indiana, what is the maximum distance between cleanouts on a horizontal drainage pipe?
Find 45 plumber practice routes across 44 states and DC, confirm your actual credential and references, and work through source-bounded code and trade-math examples.
Device that supports horizontal pipe at intervals that depend on the piping material.
General requirements
Under Indiana regulations, what type of backflow preventer is required for a high-hazard cross-connection?
Water Supply
Question · Medium
Vent stack vs. stack vent
Per the IPC as adopted by Indiana, what is the minimum water supply pipe size for a bathtub with shower?
Foundation-wall insert that lets a pipe pass through and must be two pipe sizes larger than that pipe.
1.2 Navigating the 2006 IPC & 2012 Indiana Amendments
What is the maximum water temperature setting for a residential water heater per the IPC?
Swap tiles to line up three of the same term.
Term Match
Flood level rim vs. critical level
Per the IPC as adopted by Indiana, what is the minimum trap seal depth for a standard plumbing fixture?
Outdoor drainage pipe that carries rain from roof or gutter drains to an approved disposal point.
Storm water
Under the IPC as adopted by Indiana, what is the minimum vent pipe size?
Venting
What do you read off an isometric (riser) drawing on this exam?
Per the IPC as adopted by Indiana, what is the maximum static water pressure in a building distribution system?
Pair of bends that shifts a pipe sideways and leaves the new section parallel to the old one.
Developed length
1.3 Trade Math: Slopes, Head Pressure, Volumes & Fitting Allowances
Per the IPC as adopted by Indiana, what is the minimum vent size for a water closet on a 3-inch drain?
Flip two cards at a time to find matching terms.
Term Pairs
What material is NOT approved for underground building drainage piping per the IPC?
Materials Joints
Piping that supplies air to or from a drainage system, or circulates it to protect trap seals.
Air circulation
Per the IPC as adopted by Indiana, what type of joint is required when connecting copper to galvanized steel pipe?
Architect's scale: what does 1/4 inch = 1 foot-0 inches mean when you measure a plan?
Per the IPC as adopted by Indiana, what is the minimum clearance in front of a water closet?
Fixtures Appliances
___ vent: a vent pipe that also carries drainage from fixtures.
Chapter 2: General Regulations, Structural Safety & Supports
2.1 Piping Protection, Corrosion, Freezing & Sleeving
Per the IPC as adopted by Indiana, what is the minimum side clearance from the centerline of a water closet to a wall?
Find five hidden terms in a grid of letters.
Term Search
IPC 312.2 - drainage and vent WATER test
Per the IPC as adopted by Indiana, what is the minimum height a vent pipe must extend above the roof?
Kind of vent that connects where two fixture drains meet and serves as the vent for both fixtures.
Per the IPC as adopted by Indiana, what is the minimum distance from a vent terminal to a window or air intake?
IPC 312.3 - drainage and vent AIR test
Per the IPC as adopted by Indiana, what is the DWV system test requirement before concealment?
Code Administration
Kind of vent that rises from a soil or waste stack to a vent stack to equalize pressure in the stacks.
2.2 Structural Safety: Cutting, Notching & Boring in Joists and Studs
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