Related Questions

The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to
A 10 mm
B 20 mm
C 30 mm
D 40 mm
The differential settlement in case of foundations on sandy soils should not exceed
A 25 mm
B 40 mm
C 65 mm
D 100 mm
The maximum total settlement for isolated foundations on clayey soils should be limited to
A 25 mm
B 40 mm
C 65 mm
D 100 mm
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 maximum total settlement for raft foundation on clayey soils should be limited to
A 25 mm
B 25 to 40 mm
C 40 to 65 mm
D 65 to 100 mm
To support a heavy structure in sandy soil, the type of foundation generally used, is
A Combined footing
B Raft footing
C Pier footing
D Strap footing
Black cotton soil is unsuitable for foundations because its
A Bearing capacity is low
B Permeability is uncertain
C Particles are cohesive
D Property to undergo a volumetric change due to variation of moisture content
Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water coloumn in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm).
A H
B 12.6 H
C 13.6 H
D 14.6 H
To minimize the effect of differential settlement, the area of a footing should be designed for
A Dead load only
B Dead load + live load
C Dead load + fraction of live load
D Live load + fraction of dead load
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

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