A straight ladder at a Plant City job must reach 29 ft vertically. Using a 4-to-1 setup, about how far should the ladder base be from the wall?
Correct Answer
C) 7.2 ft
The 4-to-1 ladder setup places the base about one foot out for every four feet of rise.
Why This Is the Correct Answer
The 4-to-1 ladder setup places the base about one foot out for every four feet of rise.
Why the Other Options Are Wrong
Option A: 33.0 ft
33.0 ft is above the supported result for ladder setup ratio; it likely adds an unsupported amount or compares the wrong financial base.
Option B: 14.5 ft
14.5 ft is above the supported result for ladder setup ratio; it likely adds an unsupported amount or compares the wrong financial base.
Option D: 10.2 ft
10.2 ft is above the supported result for ladder setup ratio; it likely adds an unsupported amount or compares the wrong financial base.
Memory Technique
Ladder Ratio drawer for Superintendent Checks: label number-to-stated before counting dollars.
Reference Hint
Open-book path: tab OSHA 29 CFR 1926 to Subpart X, 1926.1053 Ladder angle and safe use; verify the OSHA safety threshold or jobsite control before answering.
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