Exam Unlimited Practice Questions

Colorado General Contractor Class A Exam (Unlimited) Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which type of insurance is mandatory for all Colorado contractors to

protect employees on the job?

• General Liability
• Property Insurance
• Workers’ Compensation
• Professional Liability

Rationale: Workers’ Compensation is legally required in Colorado to

cover injuries or illnesses that occur on the job.

2. The primary purpose of a construction lien is to:

• Finance equipment purchases 1 / 4

• Secure payment for labor or materials provided
• Reduce tax liability
• Protect the contractor from lawsuits

Rationale: A construction lien ensures contractors and subcontractors

can claim payment if not properly compensated.

3. In project scheduling, the critical path method (CPM) is used to:

• Determine labor costs
• Estimate material quantities
• Identify the sequence of tasks that dictates the project duration
• Calculate project profit margins

Rationale: CPM identifies tasks that directly affect project

completion time and schedules resources efficiently.

• Which document legally binds the owner and contractor regarding the

scope of work and payment?

• Purchase Order
• Contract Agreement
• Change Order
• Bid Proposal

Rationale: A contract agreement outlines responsibilities, scope, and

payment terms.

• OSHA requires construction employers to provide fall protection for

employees at heights of:

• 4 feet 2 / 4

• 5 feet
• 6 feet
• 10 feet

Rationale: OSHA standards require fall protection for general

construction at heights of 6 feet or more.

• Which soil type is most likely to require stabilization before

construction?

• Gravel
• Clay
• Sand
• Rock

Rationale: Clay soils expand and contract with moisture, often

requiring stabilization to prevent foundation issues.

7. The term “retention” in construction contracts refers to:

• Insurance premiums
• A percentage of payment withheld until project completion
• Contractor’s profit
• Labor benefits

Rationale: Retention ensures contractors complete the project

satisfactorily before full payment.

• Which of the following is considered a direct cost on a construction

project?

• Office rent 3 / 4

• Labor for on-site work
• Accountant fees
• Marketing expenses

Rationale: Direct costs are expenses directly associated with

construction work, like labor, materials, and equipment.

9. A construction change order must be:

• Verbal and informal
• Written and signed by the owner and contractor
• Not necessary for minor changes
• Only approved after project completion

Rationale: Written approval ensures both parties agree to changes,

preventing disputes.

• Which type of bond guarantees that the contractor will pay

subcontractors and suppliers?

• Performance Bond
• Payment Bond
• Bid Bond
• Warranty Bond

Rationale: A payment bond ensures that subcontractors and

suppliers are paid even if the contractor defaults.

• When estimating excavation for a foundation, which factor most

affects soil volume?

• Concrete mix design
• / 4