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
Last Answer : Answer: Option B
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 : 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 : Maximum tilt specified during sinking of well foundation is a) 1 in 10 b) 1 in 50 c) 1 in 100* d) 1 in 150
Last Answer : c) 1 in 100*
Description : Well foundation may be of the following type a) circular b) D type c) Double D type d) Any of the above*
Last Answer : d) Any of the above*
Description : Shallow type girder can be used in a) ROBs b) RUBs* c) FOBs
Last Answer : b) RUBs*
Description : For railway bridges with spans in excess of 30.5m, generally provided with a) deck type girders b) open web through girders* c) semi through girders d) shallow type girders
Last Answer : b) open web through girders*
Description : In shallow type girders, the rail level shall be a) 25mm above the top flange of girder* b) near the bottom of the girder c) near the middle of the girder d) below the girder
Last Answer : a) 25mm above the top flange of girder*
Description : A temporary enclosure in a river or Lake built around a working area for the purpose of excluding water during construction is known a) Caisson b) Augur c) Cofferdam * d) Sheet pile wall
Last Answer : c) Cofferdam *
Description : centre to centre spacing of pile should not be more than __where d is the dia of pile shaft
Last Answer : 4d
Description : In a routine pile load test the test load is -- a) 1.25 times the design load b) 1.5 times the design load* c) 1.75 times the design load d) 2 times the design load
Last Answer : b) 1.5 times the design load*
Description : Bentonite is used in pile driving -- a) to facilitate pile driving b) to enable proper pile concreting c) to stabilize the bore hole walls* d) None of the above
Last Answer : c) to stabilize the bore hole walls*
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 %
Last Answer : Answer: Option D
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
Last Answer : Answer: Option C
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 : 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
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 : 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
Last Answer : Option D
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
Last Answer : Option C
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
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 : bridge foundation having less then 2M depth below bed level in case of arch bridges and 1.2M depth below bed level in case of other bridges is termed as
Last Answer : …Shallow foundation..
Description : What is DPC? a) Damp proof course * b) weathering course c) Treatment the foundation d) Treatment over the roof
Last Answer : a) Damp proof course *
Description : Foundation and substructure of the bridge should be inspected by SE/P.Way/Works a) Once a year any time b) Once a year before monsoon* c) Once a year after monsoon d) Once in 3 month
Last Answer : b) Once a year before monsoon*
Description : Weep holes are provided in a) piers b) trestle piers c) foundation d) abutments*
Last Answer : d) abutments*
Description : Under-reamed piles are generally (A) Driven piles (B) Bored piles (C) Precast piles (D) All the above
Last Answer : (B) Bored piles
Description : Under reamed piles are generally used for (A) Machine foundations (B) Factory building (C) Tall structures (D) All the above
Description : The minimum distance between the centres of bulb of diameter du, of a multi under reamed piles, is (A) du (B) 1.25 du (C) 1.5 du (D) 1.75 du
Description : Pick up the correct statement from the following: (A) If the ratio of depth to width is less than 2, it is shallow foundation (B) If the ratio of depth to width is more than 2, it is deep ... the ratio of the length to width is between 1 and 2, it is spread foundation (D) All the above
Description : A foundation is called shallow if its depth, is (A) One-fourth of its width (B) Half of its width (C) Three-fourth of its width (D) Equal to its width
Description : Grillage foundation (A) Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity (B) Is light and economical (C) Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth (D) All the above
Description : Pick up the incorrect statement from the following: (A) The function of foundation is to distribute the load of super structure over a large bearing area (B) No timbering is required for shallow ... can be constructed on made-up soil (D) Black cotton soil is very good for foundation bed
Description : Pile foundation is generally provided if soil is (A) Compressible (B) Water logged (C) Made up (D) All the above
Description : Pick up the correct statement from the following: (A) The sand in the sand pile is well compacted (B) The sand is kept moist at the time of placing and tamping (C) Sand piles are generally used under column loads (D) All of the above
Description : Both noting and protest are compulsory in case of A. Foreign Bills B. Inland Bills C. Foreign as well as Inland Bills D. None of them
Last Answer : C. Foreign as well as Inland Bills
Description : “B” class station is provided only on (a) Single lines (b) Double line (c) On both single as well as double line* (d) None of them
Last Answer : c) On both single as well as double line*
Description : hat action to be taken if slag is not separated within 20 ± 3 seconds? (i) Tap inside. (ii) Tap outside * (iii) Good reaction (iv) Tap well in time
Last Answer : ii) Tap outside *
Description : In new Rail as well as second hand rails how much end bends of the rails in lateral direction are permitted when checked with one metre straight edge before welding? (i) ± 0.2 mm in lateral direction (ii) ± 0.3 mm in lateral direction (iii) ± 0.5 mm in latera
Last Answer : (iii) ± 0.5 mm in latera
Description : In new Rail as well as second hand rails how much end bends of the rails in vertical are permitted when checked with one meter straight edge before welding? (i) +0.5mm, -0 mm in vertical * (ii) +0.2mm, -.3 mm in vertical (iii) +0.3mm, -2 mm in vertical (iv) 0 mm, +.5 mm in vertical
Last Answer : (i) +0.5mm, -0 mm in vertical *
Description : Piping in a soil mass is a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit* b) Caused due to very low exit gradient c) ... connected pores d) Due to loss of the strength of cohesion less soil because of upward flow of of water
Last Answer : a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit*
Description : While taking sample of water from well, sample is collected a)About 2 metre above the bottom of wel b) About 1 metre above the bottom of well * c)About 1 metres below the bottom of well d) none of the above
Last Answer : b) About 1 metre above the bottom of well *
Description : Specific yield of well is a) Discharge per unit time b) Yield of well per metre of drawdown* c) Velocity of water per unit time d)None of the above
Last Answer : b) Yield of well per metre of drawdown*
Description : which plants/ground cover grow well in shallow, rocky soil?
Last Answer : Need Answer
Description : Harrow is a tillage implement that cuts the soil to shallow depth for smoothening and pulverizing the soil as well as to cut weeds and to mix the materials with the soil. a. Primary. c. Tertiary b. Secondary. d. None
Last Answer : Secondary
Description : Which of the following lime can set under water also a) Fat Lime b) Lean lime* c) Hydraulic line d) Quick lime
Last Answer : b) Lean lime*