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Exam Review

Key Facts: AL Commercial Pool Exam

70%

Passing Score

PSI AL GC Bulletin

50 Q

Official Exam Questions

PSI AL GC Bulletin

2.5 hours

Time Allowed

PSI AL GC Bulletin

$96

PSI Exam Fee

PSI AL GC Bulletin

Open book

Exam Format

PSI AL GC Bulletin

Alabama AL Commercial Pool trade exam via PSI: 50 questions, 70% pass, 2.5 hours, fee $96. Open-book specialty classification under the Alabama Licensing Board for General Contractors (bulletin 1/23/26).

Sample AL Commercial Pool Practice Questions

Try these sample questions to review concepts for the AL Commercial Pool exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1On a commercial pool construction drawing set, which sheet typically shows the overall site layout, property lines, access, and the pool location relative to buildings?
A.Structural steel details
B.Site plan
C.Finish schedule
D.Electrical one-line diagram
Explanation: The site plan is the primary drawing for locating the pool on the property, showing property lines, setbacks, access routes, existing structures, and grade references. Structural details, finish schedules, and electrical diagrams address other disciplines and do not establish overall site layout.
2A pool shell plan is drawn at a scale of 1/4 inch = 1 foot. A wall measures 6 inches on the printed plan. What is the actual wall length?
A.12 feet
B.18 feet
C.24 feet
D.48 feet
Explanation: At 1/4 inch = 1 foot, each printed inch equals 4 feet. A 6-inch plan dimension is 6 × 4 = 24 feet. Scale reading is a core plan-reading skill for estimating excavation, concrete, and reinforcing quantities.
3When performing a material takeoff for a cast-in-place pool wall, which dimension from the drawings is MOST critical for calculating concrete volume?
A.Tile brand listed in the finish notes
B.Wall length, height, and thickness shown on the structural or shell plans
C.Number of deck furniture symbols
D.Paint color callouts
Explanation: Concrete volume for walls is length × height × thickness (minus openings as specified). Accurate takeoffs start from the structural/shell dimensions. Finish brands and furniture symbols do not determine structural concrete quantity.
4A detail callout on a pool plan reads "See Detail 3/S-4." What does this notation mean?
A.Use third-party inspection on sheet 4 only
B.Refer to Detail 3 on structural sheet S-4
C.Section 3 of Specification Division 4
D.Three layers of waterproofing on schedule 4
Explanation: Standard architectural/engineering notation "Detail X/Sheet" points the reader to a numbered detail on a specific sheet. "3/S-4" means Detail 3 on sheet S-4. Reading cross-references correctly prevents building the wrong connection or section.
5When estimating excavation for a commercial pool, which factor should be ADDED to the theoretical cut volume calculated from shell dimensions?
A.Only the volume of the water the finished pool will hold
B.Working space, sloping or benching of sides, over-excavation for subbase, and compaction shrinkage allowances as applicable
C.The volume of the filtration equipment room only
D.Nothing — theoretical shell volume equals excavation volume
Explanation: Excavation exceeds the finished shell because crews need working room, protective sloping/benching, subbase thickness, and allowances for material swell/shrinkage. Estimating only the water volume or shell interior understates haul-off and backfill quantities.
6Contours on a pool site plan are labeled 412, 414, and 416. Contour interval is 2 feet. Between the 412 and 416 contours, what is the change in elevation?
A.2 feet
B.4 feet
C.8 feet
D.412 feet
Explanation: Contour labels are elevations. The difference between 416 and 412 is 4 feet. Contour intervals help contractors plan cut/fill, drainage away from the pool, and wall heights relative to finished grades.
7Before excavating for a commercial swimming pool, what is the FIRST required action regarding underground utilities?
A.Assume no utilities exist because the site is vacant
B.Contact the one-call utility locate service (e.g., 811) and wait for marks before digging
C.Dig test holes only after concrete forms are set
D.Rely solely on the landscape architect's verbal statement
Explanation: State and federal practice require contacting the one-call system so utilities can mark their facilities before excavation. Hitting unmarked lines risks injury, outages, and liability. Vacant sites often still have buried services.
8Under OSHA 29 CFR 1926 Subpart P, at what excavation depth must a protective system (sloping, benching, shoring, or shielding) generally be used unless the excavation is entirely in stable rock?
A.2 feet
B.5 feet
C.10 feet
D.20 feet
Explanation: OSHA requires protective systems for excavations 5 feet or deeper unless entirely in stable rock. A competent person may require protection at shallower depths if cave-in hazards exist. Pool shells often exceed 5 feet, so Subpart P routinely applies.
9For OSHA Type C soil, what is the maximum allowable slope (horizontal:vertical) for excavations less than 20 feet deep when sloping is used as protection?
A.1/2:1 (63°)
B.3/4:1 (53°)
C.1:1 (45°)
D.1-1/2:1 (34°)
Explanation: Appendix B to OSHA 1926 Subpart P lists Type C soil at a maximum slope of 1-1/2 horizontal to 1 vertical (34° from horizontal) for excavations under 20 feet. Type C includes granular soils and weak cohesive soils common on many sites.
10According to OSHA, excavated spoil (dirt) must be kept at least how far from the edge of an excavation?
A.6 inches
B.2 feet
C.6 feet
D.10 feet
Explanation: OSHA 1926.651 requires spoil piles, materials, and equipment to be kept at least 2 feet from the edge of excavations, or retained so they cannot fall into the excavation. Spoil at the lip adds surcharge and can trigger collapse.

About the AL Commercial Pool Exam

The Alabama Commercial Swimming Pool Contractor Examination is a classification trade examination administered by PSI for the Alabama Licensing Board for General Contractors. The official open-book exam has 50 questions, a 70% (35 of 50 correct) passing standard, and 150 minutes allowed. PSI examination fee is $96 per attempt (bulletin updated 1/23/26). This English-language MCQ bank is a study aid for the trade knowledge on the official content outline; it is not an official PSI form, does not replace the required Business & Law exam for primes, and is not a substitute for board-approved experience or the official open-book examination.

Exam sponsor: PSI Services LLC (for Alabama Licensing Board for General Contractors). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

50 questions

Time Limit

150 minutes

Passing Score

70%

Exam / Certification Fees

$96

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

6%

Plan Reading and Estimating

Plans and estimates

18%

Sitework and Excavating

Pool excavation and site prep

18%

Forming and Reinforcing

Forms and rebar

16%

Concrete

Structural concrete for pools

16%

Shotcrete

Shotcrete application

16%

Pool Equipment and ADA

Equipment and ADA access (no plumbing/electric)

10%

Safety and Fencing

CFR safety and security fencing

Preparing for the AL Commercial Pool Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 50 questions
  • Time limit: 150 minutes
  • Exam / certification fees: $96 Official sources

Using Our Practice Resources

  • Work through all 100 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

AL Commercial Pool: Suggested Study Strategy

1Study only the approved references listed for your classification in the current PSI Alabama General Contractors bulletin
2Practice open-book navigation with permanent tabs and indexes before test day
3Drill OSHA 29 CFR 1926 topics that appear across nearly every trade outline
4Work quantity takeoff and plan-reading problems under timed conditions
5Confirm Board eligibility and classification scope on genconbd.alabama.gov before scheduling with PSI

Frequently Asked Questions

How many questions are on the AL Commercial Pool exam?

The official PSI trade examination has 50 scored questions (plus possible experimental items). Passing is 70% (35 of 50 correct) within 150 minutes.

How much does the AL Commercial Pool exam cost?

PSI lists $96 per examination registration for this Alabama general contractor classification exam (Candidate Information Bulletin updated 1/23/26). License application fees to the Board are separate.

Is the Alabama specialty contractor exam open book?

Yes. PSI administers these classification exams as open book. Only the bulletin-listed approved references are allowed; temporary tabs like Post-it notes are prohibited.

Do I still need the Business and Law exam?

Prime contractor applicants must also pass the Alabama Business & Law examination (50 questions, 70%, 120 minutes). Reciprocity may waive a trade exam in some cases but does not waive Business & Law.