Related Questions

In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed
A 10 mm
B 15 mm
C 20 mm
D 25 mm
The advantage of a concrete pile over a timber pile, is
A No decay due to termites
B No restriction on length
C Higher bearing capacity
D All the above
A pile of length ‘L’ carrying a uniformly distributed load ‘W’ per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is
A $$\frac{{{\text{WL}}}}{8}$$
B $$\frac{{{\text{W}}{{\text{L}}^2}}}{{24}}$$
C $$\frac{{{\text{W}}{{\text{L}}^2}}}{{47}}$$
D $$\frac{{{\text{W}}{{\text{L}}^2}}}{{16}}$$
A pile of length carrying a uniformly distributed load per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is
A WL/8
B WL2/24
C WL2/47
D WL2/16
In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to
A Increase the depth of foundation
B Drain the soil
C Compact the soil
D Replace the poor soil
If the foundations of all the columns of a structure are designed on the total live and dead load basis, then
A There will be no settlement of columns
B There will be no differential settlement
C The settlement of exterior columns will be more than interior columns
D The settlement of interior columns will be more than exterior columns
The foundations are placed below ground level, to increase
A Strength
B Workability
C Stability of structure
D All the above
According to Rankine's formula, minimum depth of foundations, is
A $$\frac{{\text{P}}}{{\text{w}}} \times {\left( {\frac{{1 + \sin \varphi }}{{1 - \sin \varphi }}} \right)^2}$$
B $$\frac{{\text{P}}}{{\text{w}}} \times {\left( {\frac{{1 - \sin \varphi }}{{1 + \sin \varphi }}} \right)^2}$$
C $$\frac{{\text{P}}}{{2{\text{w}}}} \times {\left( {\frac{{1 - \sin \varphi }}{{1 + \sin \varphi }}} \right)^2}$$
D $$\frac{{\text{P}}}{{\text{w}}} \times \frac{{1 + \sin \varphi }}{{1 - \sin \varphi }}$$
In grillage foundations, distance between flanges of grillage beams, is kept
A 40 cm
B Equal to flange width
C Twice the flange width
D Maximum of (A), (B) and (C)
Raft foundations are used for:
A Providing increased area of foundation over poor bearing capacity of soil
B Spanning over small soft or loose pockets
C Counter acting the hydrostatic effect
D All the above

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