Under-reamed piles are generally (A) Driven piles (B) Bored piles (C) Precast piles (D) All the above

Under-reamed piles are generally
(A) Driven piles
(B) Bored piles
(C) Precast piles
(D) All the above
by

1 Answer

Answer :

(B) Bored piles
by

Related questions

Under reamed piles are generally used for (A) Machine foundations (B) Factory building (C) Tall structures (D) All the abo

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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 d

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

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Piles are usually driven by (A) Diesel operated hammer (B) Drop hammer (C) Single acting steam hammer (D) All the above

Description : Piles are usually driven by (A) Diesel operated hammer (B) Drop hammer (C) Single acting steam hammer (D) All the above

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The additional piles which are driven to increase the capacity of supporting loads on vertical piles, are known (A) Construction piles (B) Raking piles (C) Eccentric piles (D) Sinking piles

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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

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The taper of precast concrete pile should not be more than (A) 1 cm per metre length (B) 2 cm per metre length (C) 4 cm per metre length (D) 5 cm per metre length

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Should raking piles of a bridge abutment be placed under an embankment?

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Various Benefits of Precast Concrete Construction ?

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State any four advantages and four disadvantages of precast concrete.

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What are the properties of precast pavement blocks?

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State any two uses of precast concrete blocks.

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Number of piles required to support a column, is (A) 1 (B) 2 (C) 3 (D) 4

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The minimum centre to centre distance of friction piles of 1 m diameter, is (A) 2 m (B) 2 m to 3 m (C) 3 m to 4 m (D) 5 m

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Negative skin friction on piles (A) Is caused due to relative settlement of the soil (B) Is caused in soft clays (C) Decreases the pile capacity (D) All of the above

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On piles, the drop must be at least (A) 80 cm (B) 100 cm (C) 120 cm (D) 140 cm

Description : On piles, the drop must be at least (A) 80 cm (B) 100 cm (C) 120 cm (D) 140 cm

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According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 20 cm (B) 30 cm (C) 40 cm (D) 75 cm

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According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 5 cm (B) 10 cm (C) 15 cm (D) 20 cm

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The internal dimensions of a ware house are 15 m × 5.6 m, and the maximum height of piles is 2.70 m, the maximum number of bags to be stored in two piles, are (A) 1500 bags (B) 2000 bags (C) 2500 bags (D) 3000 bags

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If the effective plan area of a warehouse is 54 sq. m, and maximum height of piles permitted is 270 cm, the number of cement bags to be stored, is (A) 2000 bags (B) 2200 bags (C) 2400 bags (D) 2700 bags

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Pick up the incorrect statement from the following: (A) Space between the exterior walls of a warehouse and bag piles should be 30 cm (B) Cement bags should preferably be piled on wooden planks (C) Width and height of the pile should not exceed 3 m and 2.70 m respectively (D) None of these

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In places where the soil is soft and has small resistance to the flow of concrete, which one of the following types of piles, is used (A) Vibro pile (B) Pressure pile (C) Franki pile (D) Pedestal pile

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Best type of piles for soft soil having little resistance to the flow of concrete, is (A) Simplex pile (B) Vibro pile (C) Raymond pile (D) Franki pile

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Bearing capacity of soils cannot be improved by (A) Draining sub-soil water (B) Ramming crushed stone in soil (C) Driving sand piles (D) Watering surface of soil

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The bearing capacity of piles is determined by (A) Dynamic formula (B) Static formula (C) Pile load tests (D) All the above

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Pick up the correct statement from the following: (A) The bearing capacity of a pile is defined as the load which can be sustained by the pile without producing excessive settlement (B) The safe bearing capacity of a pile is obtained by dividing the ultimate bearing capacity with a suitable factor of safety (C) The factor of safety for piles is taken as 6 (D) All the above

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Suitable spacing of timber piles, is (A) 50 cm (B) 60 cm (C) 80 cm (D) 90 cm

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In case of Raymond pile (A) Lengths vary from 6 m to 12 m (B) Diameter of top of piles varies from 40 cm to 60 cm (C) Diameter of pile at bottom varies from 20 cm to 28 cm (D) All the above

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Consider the following statements: 1. Friction piles are also called floating piles 2. Minimum number of piles to qualify as a pile group is three. 3. The group efficiency of a pile group may be either less than 100% or more than 100%. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

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