The work plan must account for this condition: frame must remain stable during erection. Which steel erection control is most suitable?
Correct Answer
A) temporary bracing until frame stability
temporary bracing until frame stability best matches the stated condition. The other choices are real construction options in the same family, but they fit different field conditions.
Why This Is the Correct Answer
temporary bracing until frame stability best matches the stated condition. The other choices are real construction options in the same family, but they fit different field conditions.
Why the Other Options Are Wrong
Option B: remove bracing after first beam
remove bracing after first beam puts the item in the wrong financial bucket, timing, base, or comparison for steel erection sequence.
Option C: load deck before frame is plumbed
load deck before frame is plumbed puts the item in the wrong financial bucket, timing, base, or comparison for steel erection sequence.
Option D: release crane before stability is achieved
release crane before stability is achieved puts the item in the wrong financial bucket, timing, base, or comparison for steel erection sequence.
Memory Technique
An unlabeled Manager Checking dollar tells the wrong story.
Reference Hint
Open-book path: tab Principles and Practices of Commercial Construction, 10th Edition to Structural steel methods; erection sequence and temporary stability; verify the construction method, material selection, equipment choice, or work sequence that fits the field condition.
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