EnvironmentalIntermediateAlaska Exam

Permafrost beneath an Alaska structure can cause which serious building problem?

ARoof collapse from ice accumulation
BDifferential settling, foundation heaving, and structural damage as permafrost thawsCorrect
CIncreased radon gas entry through the foundation, which is the standard approach used
DMold growth in above-grade wall cavities

Why Differential settling, foundation heaving, and structural damage as permafrost thaws Is Correct

Answer B: Differential settling, foundation heaving, and structural damage as permafrost thaws

Permafrost thaw causes loss of ground stability, leading to differential settling, tilting, and structural failure. Buildings in permafrost areas must be specially engineered with pile foundations or other mitigation techniques.

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.

People Also Study

Practice More Alaska Real Estate Questions

1,400+ questions covering all exam topics. Start free — no signup required.

Take the Free Alaska Quiz →