Walking-Working Surfaces practice questions for the ASP exam

ASP11 Domain 2: Safety Programs and Concepts (2.8.c Slips, trips, and falls). 1 free questions below. Every answer quotes and links the regulation paragraph it rests on.

Regulations covered

Text pulled from the eCFR, current as of 2026-10-14.

Question 1

A facility's maintenance crew must replace a light fixture on an elevated work platform that no more specific provision of the walking-working surfaces standard addresses. The platform's open edge is 5 feet above the floor below. The supervisor says guardrails are not needed because the crew will be there less than an hour and the work is routine. What should the employer do?

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Answer: A. Ensure the employees are protected by guardrails, safety nets, or a personal fall protection system, because the surface is 4 feet or more above a lower level

The platform is 5 feet above a lower level, which exceeds the 4-foot trigger for surfaces not otherwise addressed, so one of the listed fall protection options is required regardless of task duration. The one-hour and 6-foot ideas appear nowhere in the standard, and head protection addresses falling objects, not falls from the surface.

“Except as provided elsewhere in this section or by other subparts of this part, the employer must ensure each employee on a walking-working surface 4 feet (1.2 m) or more above a lower level is protected from falling by:”
7 more walking-working surfaces questions in the full bank

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