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Q: The mud mortar wall length should not exceed ______ between the cross walls
  • A. 1.5 m
  • B. 3.5 m
  • C. 5.0 m
  • D. 6.0 m
Correct Answer: Option C - Control on overall dimension and heights. The unsupported length of walls between cross walls should be limited to 5 m. for longer walls, cross support raised from the ground level called buttereses should be provided at spacing not more than 4.0 m.
C. Control on overall dimension and heights. The unsupported length of walls between cross walls should be limited to 5 m. for longer walls, cross support raised from the ground level called buttereses should be provided at spacing not more than 4.0 m.

Explanations:

Control on overall dimension and heights. The unsupported length of walls between cross walls should be limited to 5 m. for longer walls, cross support raised from the ground level called buttereses should be provided at spacing not more than 4.0 m.