MS Plumber study guide
MS Plumber · Work through your exam, one topic at a time.
The Mississippi Journeyman Plumber license is a statewide credential that allows a plumber to perform plumbing work under the supervision of a licensed master plumber. It is intended for tradespeople who have completed the required practical experience and want to move beyond apprentice status, take on more responsible installation work, and eventually pursue master licensure. The MS Plumber study guide has 10 sections and about 3,261 words.
01General Regulations, Licensing, and Code Administration
General Regulations, Licensing, and Code Administration. This domain tests how plumbing work is authorized, performed, inspected, and enforced.
347 words, about 2 min02Plumbing Definitions, Fixtures, and Fixture Fittings
Plumbing Definitions, Fixtures, and Fixture Fittings. This domain tests precise vocabulary and the rules for fixtures, fixture fittings, and their installation.
334 words, about 2 min03Water Supply and Distribution
Water Supply and Distribution. This domain tests how potable water is sized, delivered, protected, and maintained at adequate pressure.
314 words, about 2 min04Sanitary Drainage
This domain tests gravity drainage: slope, fixture units, pipe sizing, fittings, cleanouts, changes of direction, and protection from backflow. Expect questions on drainage fixture units (DFU), building drains, building sewers, traps, and the difference between drainage and venting rules.
325 words, about 2 min05Vents and Traps
This domain tests trap seals, venting, and the air path that protects drainage. Expect questions on trap seal depth, trap arms, vent stacks, stack vents, wet venting, air admittance valves, and the reasons traps lose their seal.
355 words, about 2 min06Storm Drainage and Special Plumbing Systems
Storm Drainage and Special Plumbing Systems. This domain tests roof drainage, storm leaders, overflow systems, and special systems such as grease interceptors, indirect waste, sump pumps, and acid neutralization.
335 words, about 2 min07Joining Methods, Materials, and Piping Installation
Joining Methods, Materials, and Piping Installation. This domain tests approved materials and the methods used to join and install them.
336 words, about 2 min08Plumbing Math, Sizing, and Fixture Units
Plumbing Math, Sizing, and Fixture Units. This domain tests calculations used in layout, sizing, and estimating.
291 words, about 1 min09Backflow Prevention, Cross-Connection Control, and Potable Water Protection
Backflow Prevention, Cross-Connection Control, and Potable Water Protection. This domain tests how potable water is protected from contamination.
290 words, about 1 min10Safety, Tools, and Jobsite Practices
Safety, Tools, and Jobsite Practices. This domain tests safe plumbing work rather than code layout.
334 words, about 2 min