Related Questions

In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
A 15 mm
B 25 mm
C 35 mm
D 45 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
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
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
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
Which of the following methods is more suitable for the determination of permeability of clayey soil ?
A constant head method
B falling head method
C horizontal permeability test
D none of the above
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
The most suitable equipment for compacting clayey soils is a
A smooth wheeled roller
B pneumatic tyred roller
C sheep foot roller
D vibrator
The minimum depth of foundation in clayey soils is
A 0.5 m
B 0.7 m
C 0.9 m
D 1.2 m

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