EnvironmentalIntermediateColorado Exam

In Colorado, 'expansive soils' (bentonite clay) create a real estate concern because:

AA. They prevent any construction
BB. They expand when wet and shrink when dry, causing foundation movement, cracking, and structural damage to buildingsCorrect
CC. They are only found in Eastern Colorado
DD. They are a form of groundwater contamination, though specific requirements can vary depending on the transaction details

Why B. They expand when wet and shrink when dry, causing foundation movement, cracking, and structural damage to buildings Is Correct

Answer B: B. They expand when wet and shrink when dry, causing foundation movement, cracking, and structural damage to buildings

Expansive soils (especially bentonite and other clay soils) are prevalent in Colorado's Front Range and other areas. When these soils absorb moisture, they expand significantly; when they dry, they contract.

Exam Tip: Environmental

Environmental questions test knowledge of hazards like asbestos, lead-based paint, radon, and mold. Know the disclosure requirements and when a professional inspection is required. CERCLA liability is strict, joint, and several.

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