Cantilever retaining walls can safely be used for a height not more than
(A) 3 m
(B) 4 m
(C) 5 m
(D) 6 m

1 Answer

Answer :

Answer: Option D

Related questions

Description : In counterfort type retaining walls (i) The vertical slab is designed as a continuous slab (ii) The heel slab is designed as a continuous slab (iii) The vertical slab is designed as a cantilever (iv) The heel slab is designed ... (ii) (B) (i)and(iv) (C) (ii) and (iii) (D) (iii) and (iv)

Last Answer : Answer: Option A

Description : In a cantilever retaining wall without a heel slab (A) Thickness of the stem is kept same throughout (B) Base slab is made 10 cm thicker than the stem (C) Width of the base slab is kept 0.7 time the total height of the wall (D) All the above

Last Answer : Answer: Option D

Description : The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is (A) 51.5 (B) 52.5 (C) 53.5 (D) 54.5

Last Answer : Answer: Option C

Description : In retaining and breast walls, weep holes are provided at (A) 50 cm vertical height and 50 cm centre to centre horizontally (B) 100 cm vertical height and 100 cm centre to centre horizontally ... cm centre to centre horizontally (D) 120 cm vertical height and 100 cm centre to centre horizontally

Last Answer : Answer: Option C

Description : Which of the following R.C. retaining walls is suitable for heights beyond 6 m? (A) L-shaped wall (B) T-shaped wall (C) Counterfort type (D) All of the above

Last Answer : Answer: Option C

Description : A T-shaped retaining wall mainly consists of (A) One cantilever (B) Two cantilevers (C) Three cantilevers (D) Four cantilevers

Last Answer : (C) Three cantilevers

Description : Retaining walls are generally constructed with dry rubble stones with 60 cm top width and (A) 1 : 2 front batter (B) 1 : 3 front batter (C) 1 : 4 front batter (D) 1 : 5 front batter

Last Answer : Answer: Option B

Description : For the design of retaining walls, the minimum factor of safety against overturning is taken as (A) 1.5 (B) 2.0 (C) 2.5 (D) 3.0

Last Answer : Answer: Option B

Description : What is the function of shear keys in the design of retaining walls?

Last Answer : In determining the external stability of retaining walls, failure modes like bearing failure, sliding and overturning are normally considered in design. In considering the criterion of sliding, the sliding ... instead of 0.8φ in the previous case and the sliding resistance can be enhanced.

Description : Parapet walls along hill roads, are provided (A) To retain the back filling (B) To prevent the hill from sliding (C) To prevent the wheels of the vehicle from coming on the retaining wall (D) None of these

Last Answer : Answer: Option C

Description : The walls which are necessary on the hill side of roadway where earth has to be retained from slipping is known as (A) Retaining wall (B) Breast wall (C) Parapet wall (D) None of the above

Last Answer : Answer: Option B

Description : Construction joints are generally provided in concrete (A) Roads (B) Retaining walls (C) Lining of canals (D) All the above

Last Answer : Answer: Option D

Description : In T-shaped R C. retaining walls, the main reinforcement in the stem is provided on (A) The front face in one direction (B) The front face in both directions (C) The inner face in one direction (D) The inner face in both directions

Last Answer : Answer: Option C

Description : In counterfort retaining walls, the main reinforcement in the stem at support is (A) Not provided (B) Provided only on inner face (C) Provided only on front face (D) Provided both on inner and front faces

Last Answer : Answer: Option B

Description : Stones used for the construction of retaining walls must be (A) Soft (B) Hard (C) Light (D) Heavy

Last Answer : Answer: Option D

Description : Refractory bricks are used for (A) Retaining walls (B) Columns (C) Piers (D) Combustion chambers

Last Answer : Answer: Option D

Description : A heavy stone is suitable for (A) Arches (B) Rubble masonry (C) Roads (D) Retaining walls

Last Answer : Answer: Option D

Description : Weep holes are provided in retaining and breast walls (A) To drain off the water from the filling (B) To ventilate the stone masonry (C) To add architectural beauty (D) To increase compaction of the earth retained

Last Answer : Answer: Option A

Description : The cement, widely used in retaining walls, is (a) R.H.C (b) L.H.C (c) S.R.C. (d) O.P.C.

Last Answer : (b) L.H.C

Description : A rectangular bar of width b and height h is being used as a cantilever. The loading is in a plane parallel to the side b. The section modulus is (A) bh3 /12 (B) bh²/6 (C) b²h/6 (D) None of these

Last Answer : (C) b²h/6

Description : If is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is (A) 0.3 H (B) 0.4 H (C) 0.5 H (D) 0.7 H

Last Answer : Answer: Option D

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Last Answer : (A) Is a protected area of water where boats can move safely

Description : Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of (A) h/4 (B) h/3 (C) h/2 (D) 2h/3

Last Answer : Answer: Option B

Description : 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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Description : Do I need to consult an engineer or a geologist before I take down retaining walls on my property?

Last Answer : No, you shouldn't need to consult an engineer or geologist regarding removing retaining walls. You will want to make sure that whoever you hire is licensed/bonded and insuranced just in case they cause any damage.

Description : How can I identify retaining walls?

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Description : A reinforced concrete cantilever beam is 3.6 m long, 25 cm wide and has its lever arm 40 cm. It carries a load of 1200 kg at its free end and vertical stirrups can carry 1800 kg. Assuming concrete to carry one- ... beam, the number of shear stirrups required, is (A) 30 (B) 35 (C) 40 (D) 45

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Description : A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant ... inclined to the horizontal at an angle of (A) 7° (B) 10° (C) 12° (D) 17

Last Answer : (C) 12°

Description : To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than (A) b/3 (B) b/4 (C) b/5 (D) b/6

Last Answer : Answer: Option D

Description : For a cantilever of effective depth of 0.5 m, the maximum span to satisfy vertical deflection limit is (A) 3.5 m (B) 4 m (C) 4.5 m (D) 5 m

Last Answer : Answer: Option A

Description : Maximum deflection of a cantilever due to pure bending moment M at its free end, is (A) ML²/3EI (B) ML²/4EI (C) ML²/6EI (D) ML²/2EI

Last Answer : (D) ML²/2EI

Description : The deflection due to couple M at the free end of a cantilever length L is  (A) ML/EI (B) 2ML/EI (C) ML²/2E (D) M²L/2EI

Last Answer : (C) ML²/2EI

Description : Shear deflection of a cantilever of length L, cross sectional area A and shear modulus G, subjected to w/m u.d.l., is (A) (3/4) (L²w/GA) (B) (3/2) (L²w/GA) (C) (2/3) (L3w/GA) (D) (3/2) (Lw/GA²)

Last Answer : (A) (3/4) (L²w/GA)

Description : Assertion A: Basin walls have to be of much greater height than dock walls. Reason R: Tidal basins are subject to fluctuations of levels due to tidal variations Select your answer based on the coding system given below: (A ... of A (C) A is true but R is false (D) A is false but R is true

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Description : The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of ₹7.50 m². -Maths 9th

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Description : The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and ceiling at the rate of Rs 7.50 per m2. -Maths 9th

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Description : For the construction of the retaining structures, the type of concrete mix to be used, is (A) 1 : 3 : 6 (B) 1 : 2 : 4 (C) 1 : 1½ : 3 (D) 1 : 4 : 8

Last Answer : Answer: Option C

Description : The bending moment diagram for a cantilever with point load, at the free end will be (a) A triangle with max. height under free end (b) A triangle with max. height under fixed end (c) A parabolic curve (d) None of these

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Description : The floor of a rectangular hall has a perimeter 250 m. If the cost of painting the four walls at the rate of Rs.10 per m2 is Rs.15000, find the height of the hall. -Maths 9th

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Description : Referring of given figure, pick up the correct statement from the following: (A) The total length of centre line of four walls is 20 m (B) Length of long wall out-to-out is 6.80 m (C) Length of short walls in-to-in is 3.20 m (D) All the above

Last Answer : (D) All the above

Description : The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is (A) Not needed (B) Provided equally on inner and front faces (C) Provided more on inner face than on front face (D) Provided more on front face than on inner face

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Description : If"w" is weight of a retaining wall and is the horizontal earth pressure, the factor of safety against sliding, is (A) 1.0 (B) 1.25 (C) 1.5 (D) 2.0

Last Answer : Answer: Option C

Description : he lateral earth pressure on a retaining wall (A) Is equal to mass of the soil retained (B) Proportional to the depth of the soil (C) Proportional to the square of the depth of the soil (D) Proportional to the internal friction of the soil

Last Answer : (D) Proportional to the internal friction of the soil

Description : A failure wedge develops if a retaining wall (A) Moves away from the backfill (B) Moves towards the backfill (C) Sinks downwards (D) Stresses equally by vertical and horizontal forces

Last Answer : Answer: Option A

Description : The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is (A) Vertical if the soil is in an active state of plastic equilibrium (B) Vertical if the ... state of plastic equilibrium (C) Inclined at 45° to the vertical plane (D) None of the above

Last Answer : Answer: Option A

Description : The design of a retaining wall assumes that the retained earth (A) Is dry (B) Is free from moisture (C) Is not cohesive (D) All the above

Last Answer : Answer: Option D

Description : The thickness of base slab of a retaining wall generally provided, is (A) One half of the width of the stem at the bottom (B) One-third of the width of the stem at the bottom (C) One fourth of the width of the steam at the bottom (D) Width of the stem at the bottom

Last Answer : Answer: Option D

Description : Pick up the incorrect statement from the following: (A) In the stem of a retaining wall, reinforcement is provided near the earth side (B) In the toe slab of a retaining wall, reinforcement is ... slab of a retaining wall, reinforcement is provided at the top of the slab (D) None of these

Last Answer : Answer: Option D

Description : The design of heel slab of a retaining wall is based on the maximum bending moment due to: (A) Its own weight (B) Weight of the soil above it (C) Load of the surcharge, if any (D) All the above

Last Answer : Answer: Option D