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the inner diameters of a sampling tube and that of a cutting edge are 70 mm and 68 mm correspondingly their outer diameters are 72 and 74 mm
explain the standard penetration test used in soil exploration list the information that can be obtained by the test when made in a clay b
specify the various methods of soil exploration and mention the circumstances under which each is best suited what do you mean by undisturbed
define and discuss the various factors that help decide the number and depth of bore holes needed for subsoil explorationwhat is n-value of standard
what are the advantages and disadvantages of accessible exploration discussexplain a wash boring b split spoon samplerwrite a short note on the
why are undisturbed samples needed describe any one procedure of obtaining undisturbed samples for a multi-storeyed building projectfor what purpose
a explain with a neat sketch how will you carry out the wash boring method of soil exploration what are its merits and demeritsb describe the terms
determine the area ratio of a thin walled tube samples having an external diameter of 6 cm and a wall thickness of 225 mm do you recommend the
cbr test is an arbitrary test justifyexplain the procedure for conducting the cbr test in the fieldsurcharge loads are used in the cbr testdescribe
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4
the thiclcness of the normally consolidated soft clay layer is 6 m the natural water content is 31 percent the specific gravity of the soil being
a square pile group of 16 piles passes by a filled up soil of 3 m depth the pile diameter is 25 cm and pile spacing is 75 cm if the unit cohesion of
a mat foundation of 15 m x 15 m and weighing 20000 nm2 is to be constructed on the surface of a soil strata the profile is given in figure the
a load of 3000 kn is being taken by a square column footing side of the column is 3 m footing rests on a silty soil with a poissons ratio 03 modulus
a 2 m wide strip footing is to be constructed in a sandy stratum of 2 m thick the depth of the footing is 1 m below ground surface the sand layer
state the group efficiency of a rectangular group of piles with 4 rows 3 piles per row the uniform pile spacing being 3 times the pile diameter if
a square pile group of 9 piles of 25 cm diameter is arranged with a pile spacing of 1m the length of the piles is 9 m unit cohesion of the clay is 75
a 30 cm diameter pile penetrates a deposit of soft clay 9 m deep and rests on sand compute the skin friction resistancethe clay has unit cohesion of
a wood pile of 10 m length is driven by a 1500 kg drop hammer falling by 3 m to a final set equal to 125 cm per blowmeasure the safe load on the pile
describe the basic difference in the bearing capacity computation of shallow and deep foundationshow are skin frictions and point resistance of a
according to national building code sp7 1970 the differential settlement shall be kept within the limits to which the superstructure can accommodate
creep occurs secondary compression after consolidation settlements we defined consolidation settlement as that compression during which excess pore
a square pile group of 9 piles passes by a recently filled up material of 45 m depth the diameter of the pile is 30 cm and pile spacing is 90 cm
a 16-pile group has to be arranged in the form of a square in soft clay with uniform spacing neglecting end-bearing verify the optimum value of the
a square group of 9 piles was driven into soft clay extending to a large depth the diameter and length of the piles were 30 cm and 9 m respectively