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Colorado-Building Contractor Online Practice Test

These are actual questions from our online practice test.

We have included a question from each chapter of the test. Every question will be multiple choice. The answers are not included with the sample.

Sample Questions

# Chapter Title Question
1 Rough Framing and Carpentry Plywood used on a sub-floor is a minimum of ________ inch.
2 Insulation and Vapor Barriers Technically, any air-based insulation material cannot exceed an R-value of R-5.5/in. because _____________.
3 Finish Carpentry, Firewalls, Cabinets, Doors and Windows What is is the best type of self drilling screw?
4 Finish Carpentry, Moldings, Closets and Hardware The diameter of grab bars are required to be no less than 1 1/4 inches, and no more than ______ inches.
5 Finish Carpentry, Wood Flooring, Installing, Parquet Flooring and Types of Cuts Subfloor sheathing is typically manufactured in _______ sheets.
6 Finish Carpentry, Wood Flooring, Installing, Staining, Sanding and Sealers ________________ are high performance building panels used in floors, walls, and roofs for residential and light commercial buildings. The panels are made by sandwiching a core of rigid foam plastic insulation between two structural skins of oriented strand board (OSB), or plywood. Plywood thickness may increase with larger buildings.
7 Siding When joining siding horizontally to stucco, what flashing should be used?
8 Thermal Moisture Protection

When estimating wood siding take-off, allowance for ________ should be included.

9 Drywall, Installation, Joint Compounds, Plaster Joints, Taping, Coating and Seams Knock down roller finishes are achieved the same way hand applied textures, except _______ with a large flat curved blade trowel?
10 Painting, Wall Coverings, Ventilation and Toxic Chemicals What primer sealer should be used for new plaster and drywall surfaces?
11 Concrete, Mixtures, Strength, Pressure, Forms and Foundations A _______________ is used to transfer the load of a structure down through the upper weak layer of topsoil to the stronger layer of subsoil below.
12 Concrete, Reinforcing Steel, Rebar and Ties What should forms be made of?
13 Structural Steel Metal decking for installation of roofing materials, or for concrete floor slab forms, must be calculated with allowances for _____________.
14 Steel Framing

 A _____________  is one of the horizontal supporting members that run between foundations, walls, or beams to support a ceiling or floor. They may be made of woodengineered woodsteel, or concrete. Typically it has the cross section of a plank, while a beam is bigger than a joist. Joists are often supported by beams laid out in repetitive patterns.

15 Masonry Mortar Mixtures, Prisms and Chimneys

_______________________ draft is when air or flue gases flow under the effect of a gradually decreasing pressure below atmospheric pressure. In this case, the system is said to operate under induced draft. The stacks (or chimneys) provide sufficient natural draft to meet the low draft loss needs. In order to meet higher pressure differentials, the stacks must simultaneously operate with draft fans.



16 Masonry, Reinforcing Steel Bars, Walls, Mortar and Concrete ________ bar support is used to prevent rebar from moving when being grouted.
17 Excavating, Grading, Compaction, Soils, Cleaning Worksite and Drainage

The term dry dam refers to a dam that serves purely for flood control without any conservation storage.

18 Roofing Tile, Slate, Mathematics and Calculations When laying tile if there is an uneven surface, how is that repaired?
19 Roofing, Aluminum, Roofing Panels, Gulvalume, Galfan, Hips, Valleys and Seams A fire extinguisher must be within ______ feet from a work place.
20 Roofing, Composition Shingles, Metal Roofing, Drainage Slope and Asphalt Roofs are sloped a minimum of how many ___ inches in 12" for drainage?
21 Roofing, Eaves, Gables, Asphalt Shingles, Rafters, Membrane and Elastomeric

What precedures are necessary to prepare the roof for the Coating process?

22 Safety, Dig Alert and Fire Extinguishers On a jobsite, you have to have a fire extinguisher for safety purpose within:
23 Employees, Contractors, Insurance, Safety and Training As part of the safety training process, contractors' supervisors are required to conduct "toolbox" and "tailgate" safety meeting. How often must these be held?
24 OSHA, Asbestos, Code of Federal Regulations, Title 29, Part 1926, Basic Estimating and Blueprint Reading A revision (marker) is shown on the completed set of working drawings by _______________.
25 Mathematics, Calculations and Formulas An executive invests $10,000,some at 9% and some at 8% annual interest. If he receives an annual return of $830, how much is invested at each rate?

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