Structural Analysis
When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies

Less than the left half span
Whole of left half span
Whole span
More than the left half span

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Structural Analysis
For under water concreting.

At least 10 percent more cement is required as compared to dry conditions
All of these
The volume of coarse aggregates shall not be less than one and half times and not more than twice that of fine aggregate
De-watering by pumping is not done or until 24 hours thereafter

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Structural Analysis
The effective length of lacing is the distance

All of these
Between the inner end rivets of the bar for single lacing
Between the inner ends of effective lengths of welds connecting the members
0.7 of the distance between the inner end rivets of the bar for double lacing

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