Description : 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
Last Answer : Option C
Description : 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
Last Answer : Answer: Option D
Description : 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
Last Answer : Answer: Option A
Description : 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
Last Answer : Answer: Option C
Description : For the construction of flyovers in sandy soils, the type of foundation provided, is (A) Strap footing (B) Raft footing (C) Combined footing (D) Pier footing
Description : In soils possessing low bearing capacity, the type of foundation generally provided, is (A) Column footing (B) Grillage footing (C) Raft footing (D) All the above
Last Answer : Option D
Description : 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
Last Answer : Answer: Option B
Description : A raft foundation is provided if its area exceeds the plan area of the building by (A) 10 % (B) 20 % (C) 40 % (D) 50 %
Description : 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 ... load should not exceed (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm
Description : A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the ... (A) 411 N mm (B) 511 N mm (C) 611 N mm (D) 711 N mm
Last Answer : (C) 611 N mm
Description : A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m² to 200 kN/m². If the effective stress is further increased from 200 kN/m² to 400 kN/m², then the settlement of the same clay is (A) 10 mm (B) 20 mm (C) 40 mm (D) None of the above
Last Answer : (A) 10 mm
Description : Compressibility of sandy soils is (A) Almost equal to that of clayey soils (B) Much greater than that of clayey soils (C) Much less than that of clayey soils (D) None of the above
Last Answer : (C) Much less than that of clayey soils
Description : The Westergaard analysis is used for (A) Sandy soils (B) Cohesive soils (C) Stratified soils (D) Clayey soils
Last Answer : (C) Stratified soils
Description : The most suitable equipment for compacting clayey soils is a (A) Smooth wheeled roller (B) Pneumatic tyred roller (C) Sheep foot roller (D) Vibrator
Description : During consolidation process of clayey soils, indicate the sequence of occurrence of the following events in the order from first to last : 1. Load being taken up by the pore water 2. Load being taken up by the soil grains 3. Drainage of ... 1, 2 and 3 (b) 2, 3 and 1 (c) 1, 3 and 2 (d) 2, 1 and 3
Last Answer : (c) 1, 3 and 2
Description : Raft foundation are generally preferred to when the area required for individual footing, is more than (A) 25% to total area (B) 30% of total area (C) 40% to total area (D) 50% of total area
Description : For a number of columns constructed in a rcjw, the type of foundation provided, is (A) Footing (B) Raft (C) Strap (D) Strip
Description : 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
Description : The foundation in which a cantilever beam is provided to join two footings, is known as (A) Strip footing (B) Strap footing (C) Combined footing (D) Raft footing
Description : The loose pockets in soil mass can be bridged safely by providing a raft foundation provided the soft area is smaller than (A) The column spacing (B) One-third the column spacing (C) Half the column spacing (D) Three-fourth the column spacing
Description : 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
Description : For providing a raft foundation, the following activities are involved 1. Ramming the foundation bed 2. Excavation of the soil upto required depth 3. Laying the reinforcement over the foundation bed 4. Curing the cement concrete placed over ... 2, 1 (C) 2, 1, 3, 5, 4 (D) 3, 2, 5, 1, 4
Description : While investigating the site, a thick layer of fairly firm clay over a deep layer of soft clay is encountered. In such a situation, the following type of foundation is useful: (A) Pile formation (B) Raft foundation (C) Grillage foundation (D) None of these
Description : The type of footing which is used to transmit heavy loads through steel columns is (A) Raft foundation (B) Grillage foundation (C) Well foundation (D) Isolated footing
Last Answer : Option B
Description : Which of the following soils is best suited for cotton? (a) Regur (b) Alluvial (c) Red (d) Clayey
Last Answer : Ans: (a)
Description : For an early harvest, cucurbits are grown on: Rocky soils Sandy soils Clayey soils Organic soils
Last Answer : Sandy soils
Description : ssertion: Running water cuts through the clayey soils and makes deep channels such as gullies. Reason: In the Chambal basin such lands are called Leaching Options: (a) Both A and R are true and R is the correct explanation of A ... of A. (c) A is true but B is false. (d) A is false but R is true.
Last Answer : (c) A is true but B is false.
Description : A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less soil under an intensity of loading of 0.2 N/ram². The settlement of a prototype shallow footing 1 m square under the same intensity of ... (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm
Description : The width b and depth d of a beam cut from a wooden cylindrical log of 100 cm diameter for maximum strength are: (A) b = 57.73 cm d = 81.65 cm (B) b = 81.65 cm d = 57.73 cm (C) b = 50.00 cm d = 50.00 cm (D) b = 40.00 cm d = 80.00 cm
Last Answer : (A) b = 57.73 cm d = 81.65 cm
Description : The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as (A) Combined footing (B) Strap footing (C) Raft footing (D) None of these
Description : One of the following is a shallow foundation a) Pile foundation b) Raft foundation* c) Under reamed pile foundation d) Well foundation
Last Answer : b) Raft foundation*
Description : Explain raft foundation with neat sketch and explain its suitability.
Last Answer : Raft Footing: It is suitable where ground is soft. Clayey or marshy having low bearing capacity, and where sub soil water conditions are uncertain. The raft foundation is also used to reduce settlement below highly compressible soils
Description : State the necessity of providing (i) Combined column footing and (ii) Raft foundation
Last Answer : (i) Combined column footing:- A combined footing provided as a column for two or more columns in a row. Combine footing is also provided when the columns are very near to each other and ... total individual footing area of all columns exceeds 50% of built up area of building at ground floor.
Description : Suggest suitable situation for Raft foundation and Pile foundation.
Last Answer : Suitability of Raft foundation: 1) Where the allowable bearing capacity of soil is less or the bridge load is heavy. 2) Where the hard soil is not available within 1.5m to 2.5m below the ... heavy scouring of river bed is expected. 4) Where heavy concentrated loads are to be taken by foundation.
Description : Allowable bearing pressure for a foundation depends upon (A) Allowable settlement only (B) Ultimate bearing capacity of soil only (C) Both allowable settlement and ultimate bearing capacity (D) None of above
Last Answer : (C) Both allowable settlement and ultimate bearing capacity
Description : Settlement due to creep in soils is contingent on : (a) Primary consolidation (b) Secondary consolidation (c) Initial settlement (d) Compaction settlement
Last Answer : (b) Secondary consolidation
Description : The raft slab is projected beyond the outer walls of the structure by (A) 5 to 10 cm (B) 15 to 20 cm (C) 25 to 30 cm (D) 30 to 45 cm
Description : The maximum thickness of expansion joint in rigid pavements is (A) 0 (B) 25 mm (C) 50 mm (D) 100 mm
Description : 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
Description : Consider the following statements: 1. The benefit of surcharge and depth of foundation is only marginal in case of footings on purely cohesive soils. 2. The bearing capacity of a footing in pure clay increases with increase in size of the ... , 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only
Last Answer : (d) 1 & 3 only
Description : For two plates of equal thickness, full strength of square-edged fillet weld can be ensured if its maximum size is limited to (a) 1.5 mm less than the plate thickness (b) 67% of the plate thickness (c) 80% of the plate thickness (d) Thickness of the plate
Last Answer : (a) 1.5 mm less than the plate thickness
Description : The maximum spacing of main steel in slabs has been limited to [ A ] 250 mm [ B ] 300 mm [ C ] 450 mm [ D ] 500 mm
Last Answer : [ B ] 300 mm
Description : Hazen’s formula VS = 418 (GS – Gw)d [(3T + 70)/100] is used for the settlement velocity of the particles of diameter A. Less than 0.01 mm B. Less than 0.05 mm C. Less than 0.1 mm D. Greater than 0.1 mm
Last Answer : ANS: D
Description : A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is A. 0.30 m/sec B. 0.35 m/sec C. 0.40 m/sec D. 0.45 m/sec
Description : What is the co-efficient of contraction, if a fluid jet discharging from a 50 mm diameter orifice has a 40 mm diameter at its vena-contracta? (A) 0.64 (B) 1.65 (C) 0.32 (D) 0.94
Last Answer : (A) 0.64
Description : The summarized balance sheet of Autolight Limited shows the balances of previous and current year of retained earnings Rs. 25,000 and Rs. 35,000. If dividend paid during the current year amounted to Rs. 5,000 then profit earned during ... (a) Rs. 5,000 (b) Rs. 55,000 (c) Rs. 15,000 (d) Rs. 65,000
Last Answer : (c) Rs. 15,000
Description : A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm
Last Answer : (C) 50 mm
Description : A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm2 ), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is (A) 25 N (B) 30 N (C) 35 N (D) 40 N
Last Answer : (C) 35 N
Description : The minimum clear cover for R.C.C. columns shall be (A) Greater of 40 mm or diameter (B) Smaller of 40 mm or diameter (C) Greater of 25 mm or diameter (D) Smaller of 25 mm or diameter
Description : The peak of a 4 hour flood hydrograph is 240 m3 /sec. If the rainfall excess is 80 mm and base flow which is constant is 40 m3 /sec, peak of 4hours unit hydrograph will be (A) 20 m3 /sec (B) 25 m3 /sec (C) 30 m3 /sec (D) 35 m3 /sec