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 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 : 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 the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided on (i) Bottom face near counterfort (ii) Top face near counterfort (iii) Bottom face near centre of span (iv) Top ... ) (B) Only (ii) (C) Both (i) and (iv) (D) Both (ii) and (iii)
Description : In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on (A) Front face only (B) Inner face only (C) Both front face and inner face (D) None of the above
Description : In a counterfort retaining wall, the main reinforcement is provided on the (i) Bottom face in front counterfort (ii) Inclined face in front counterfort (iii) Bottom face in back counterfort (iv) Inclined face in back counterfort ... (B) (ii) and (iii) (C) (i) and (iv) (D) (iii) and (iv)
Description : The main reinforcement in the toe of a T-shaped R C. retaining wall is provided on (i) Top face parallel to the wall (ii) Top face perpendicular to the wall (iii) Bottom face parallel to the wall (iv) ... (i) and (ii) are correct (C) (iii) and (iv) are correct (D) Only (iv) is correct
Last Answer : Answer: Option D
Description : The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on (A) Top face perpendicular to wall (B) Bottom face perpendicular to wall (C) Both top and bottom faces perpendicular to wall (D) None of these
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
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 : 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 heavy stone is suitable for (A) Arches (B) Rubble masonry (C) Roads (D) Retaining walls
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
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
Description : 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
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
Description : If h and h1 are the heights of a light house and the observer in a ship in metres above M S L then the horizontal distance from the ship to the light house in kilometres is (A) h + h1) (B) h - h1) (C) h × h1) (D) 3.86 h + h1)
Last Answer : (A) h + h1)
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 : 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 : 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
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
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
Description : Construction joints are generally provided in concrete (A) Roads (B) Retaining walls (C) Lining of canals (D) All the above
Description : Stones used for the construction of retaining walls must be (A) Soft (B) Hard (C) Light (D) Heavy
Description : Refractory bricks are used for (A) Retaining walls (B) Columns (C) Piers (D) Combustion chambers
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
Description : An R.C.C. beam of 6 m span is 30 cm wide and has a lever arm of 55 cm. If it carries a U.D.L. of 12 t per m and allowable shear stress is 5 kg/cm2 , the beam (A) Is safe in shear (B) Is safe with stirrups (C) Is safe with stirrups and inclined bars (D) Needs revision of section
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
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 : 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
Description : Pick up the correct definition from the following: (A) The lateral pressure exerted by the soil when the retaining wall moves away from the back fill, is generally known as active earth pressure of the soil (B ... the back fill, is known as 'earth pressure at rest of the soil (D) All the above
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
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
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
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
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
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
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
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
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
Description : The wall constructed for the stability of an excavated portion of a road on the hill side, is known as (A) Retaining wall (B) Breast wall (C) Parapet wall (D) All the above
Description : The wall constructed for the stability of a back filling portion of a road on the downhill side, is known as (A) Retaining wall (B) Breast wall (C) Parapet wall (D) All the above
Description : The dock wall is designed as a gravity retaining wall and is tested for (A) Back fill pressure when the dock is empty (B) Maximum water pressure from the dock without any back fill (C) The load charge ... to the dock by the movement of loaded vehicles or trains on the way (D) All of the above
Last Answer : (D) All of the above
Description : Pick up the correct statement from the following: (A) The breakwater which can be used as a platform for loading and unloading of cargo is called a mole (B) The brick masonry retaining wall which is ... wall (C) Three types of break waters are generally provided in harbours (D) All of the above
Description : The stepped structure provided for lateral support of a structure, is (A) Retaining wall (B) Breast wall (C) Buttress (D) Parapet wall
Description : Pick up the incorrect statement from the following: (A) The retaining wall should be structurally capable to resist the applied earth pressure (B) The section of the retaining wall should be so ... off water from the earth retained, weep holes are provided near the top of the retaining wall
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 : 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?
Last Answer : Retaining walls are the perfect option to separate your space from yards or anywhere else. Looking for design and installation ideas to maintain wall construction in your yard? We have something for ... living spaces. We pride ourselves on delivering outstanding quality work on time and on budget.