Free Journeyman Plumber Practice Test by State: 2026 Guide
Video
A building drain carries 40 DFU, including three private water closets, at 1/4 inch per foot. Under 2023 FBC–Plumbing Table 710.1(1), a 3-inch building drain carries 42 DFU at this slope; drains serving water closets must be at least 3 inches. Which conclusion follows?
Sanitary Drainage Special Waste
Question · Medium
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.
Blog
Branch interval
Administration and General Regulations
Flashcard
The plan below places the building sewer west of the fixtures. North is up, and the arrow is labeled as drainage flow. Which drawing correction is needed? ```text NORTH ^ WEST EAST sewer <--- junction fixtures flow ---> ```
Isometrics Plan Reading Math
Question · Easy
Vertical main of soil, waste or vent piping that passes through one or more stories.
DWV systems
Guess the Term
Chapter 1: Florida Plumbing Code Administration & Licensure
1.1 DBPR Licensing, CILB Regulations & Journeyman Qualifications
Study guide
A 48-foot horizontal run of 3-inch sanitary drainage pipe has 5 inches of available fall. No special engineered design applies. What is the smallest additional fall needed to meet Table 704.1 of the 2023 FBC–Plumbing?
Read the clue and guess the term in 6 tries.
Game
Where does the building drain end and the building sewer begin?
Using 2023 FBC–Plumbing Table 709.1, what drainage fixture unit value applies to one private-use, 1.6-gpf gravity-tank water closet when rated individually?
Abbreviation for the load value given to each sink, toilet or tub, based on how much, how long and how often it discharges, used to size soil and waste piping.
A Florida journeyman plans to operate a business contracting for plumbing projects in jurisdictions throughout the state. Which credential has statewide contracting authority under section 489.105, Florida Statutes, subject to the applicable licensing and business requirements?
General Regulations Administration
Vent stack vs. stack vent
Three proposed potable connections are reviewed. A is a continuously pressurized health-hazard chemical process capable of backpressure; B is a private well cross-connected to the public potable system; C is chemical-free irrigation with an AVB upstream of zone shutoff valves. Which complete correction set follows Chapter 6?
Water Supply Distribution
Question · Hard
Fitting or device whose liquid seal stops sewer gas while still letting wastewater pass.
1.2 Permits, Inspections & Code Enforcement
For an ordinary fixture trap without an approved special deeper-seal design, what is the minimum liquid seal depth under 2023 FBC–Plumbing section 1002.4?
Traps Interceptors Separators
Swap tiles to line up three of the same term.
Term Match
Flood level rim vs. critical level
A building’s ordinary fixture distribution system measures 94 psi with all outlets closed. No exception applies. Under 2023 FBC–Plumbing section 604.8, to what maximum static pressure must an approved pressure regulator reduce the supply?
Building ___: piping that begins where the building drain ends and carries its discharge to a public collection line, a private disposal system or another disposal point.
The drawing legend defines solid lines as drainage and dashed lines as dry vent piping. A lavatory discharges through a solid segment that also provides an approved wet vent for a downstream fixture. Which notation makes that segment unambiguous?
What do you read off an isometric (riser) drawing on this exam?
A plumber already holds a journeyman plumbing license issued by a Florida municipality and moves to work in another Florida county. What does section 489.1455(2), Florida Statutes, require concerning journeyman recognition?
Flood-level ___: the top edge of a receptacle from which water overflows.
Fixtures & Fittings
1.3 Florida Construction Lien Law & Business Operations
A straight horizontal sanitary drain inside a building has accessible cleanouts at stations 0 and 190 feet. There are no changes of direction or applicable exceptions. Which single added cleanout location makes both intervals comply with the 100-foot limit in FBC–Plumbing 708.1.1?
Flip two cards at a time to find matching terms.
Term Pairs
Developed length
An underground potable-water service outside a building operates at a maximum design temperature of 73.4°F and requires 120-psi working capacity. Under FBC–Plumbing 605.3, the water-service pipe must also have at least a 160-psi working-pressure rating at 73.4°F. Which submittal satisfies the service, pressure and location checks?
Kind of supply valve moved by a float to let water into a tank.
A listed gas water heater is installed in a private garage, protected from vehicle impact. It is not listed as flammable-vapor ignition resistant, and no separate-enclosure exception applies. What is the minimum ignition-source elevation under FBC–Fuel Gas 305.3?
Fixtures Faucets Water Heaters
Architect's scale: what does 1/4 inch = 1 foot-0 inches mean when you measure a plan?
For a nonaccessible water-closet installation subject only to the ordinary fixture-spacing rule in FBC–Plumbing 405.3.1, what minimum clear distance is required in front of the fixture to a wall, fixture or door?
Any piping other than a riser, main or stack.
General Knowledge
Chapter 2: Sanitary Drainage Fundamentals & DFU Sizing
2.1 Gravity Drainage Principles & Florida DWV Materials
A potable-water outlet has a 3/4-inch effective opening and is not affected by near walls. It terminates 1-1/4 inches above the receiving fixture’s flood-level rim. Under FBC–Plumbing Table 608.16.1, which change satisfies the minimum air gap?
Find five hidden terms in a grid of letters.
Term Search
IPC 312.2 - drainage and vent WATER test
An ordinary individual vent serves a drain whose required diameter is 3 inches. The vent has a developed length of 46 feet. What minimum vent diameter is required by FBC–Plumbing 906.2 after applying the length adjustment?
Vents Venting Systems
___-in: the drainage, water supply and vent piping and fixture supports put in place before fixtures are set.
An approved ABS DWV installation calls for solvent-cemented ABS-to-ABS socket joints. Which product marking is the relevant cement standard under FBC–Plumbing 705.2.2?
IPC 312.3 - drainage and vent AIR test
A seldom-used lavatory’s accessible P-trap is intact and properly vented. Its seal has evaporated; adding water stops the drain odor. Which function was lost and then restored?
Code term for a pair of approved bends that shifts a pipe sideways and leaves the new run parallel to the old one.
Isometrics & Plan Reading
2.2 Drainage Fixture Units (DFU) & Load Values
A 1-1/2-inch trapped fixture drain runs 6 feet 6 inches to its vent at 1/4 inch per foot. The fixture is not self-siphoning, and the diameter is unchanged. What minimum route shortening meets the 6-foot limit in FBC–Plumbing Table 909.1?
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