Repairing by cement pressure grouting can be adopted in case of a) Honey comb concrete b) Hollow masonry, Dormant cracks c) Deep leached mortar joints d) all the above*

Repairing by cement pressure grouting can be adopted in case of  
a) Honey comb concrete
b) Hollow masonry, Dormant cracks
c) Deep leached mortar joints
d) all the above*
by

1 Answer

Answer :

d) all the above*
by

Related questions

Cement pressure grouting is suitable for a) Very fine crack b) weathered concrete c) Active crack where cause of crack is known and remedial action has been taken* d) Crushed masonry

Description : Cement pressure grouting is suitable for a) Very fine crack b) weathered concrete c) Active crack where cause of crack is known and remedial action has been taken* d) Crushed masonry

Last Answer : c) Active crack where cause of crack is known and remedial action has been taken

Epoxy pressure grouting is suitable for a) wide and deep crack b) fine and deep crack c) fine but not very deep crack* d) None of the above

Description : Epoxy pressure grouting is suitable for a) wide and deep crack b) fine and deep crack c) fine but not very deep crack* d) None of the above

Last Answer : c) fine but not very deep crack*

In cement pressure grouting G.I pipes of diameter …… and ……length, should be fixed in drilled holes a) 12 to 20 mm, 200 mm* b) 12 to 20 mm, 300 mm c) 12 to 25 mm, 500 mm d) 20 to 25 mm, 300 mm

Description : In cement pressure grouting G.I pipes of diameter …… and ……length, should be fixed in drilled holes a) 12 to 20 mm, 200 mm* b) 12 to 20 mm, 300 mm c) 12 to 25 mm, 500 mm d) 20 to 25 mm, 300 mm

Last Answer : a) 12 to 20 mm, 200 mm*

In cement pressure grouting holes should be drilled at spacing in both direction at a) 150 – 500 mm b) 450 mm c) 500 – 750 mm* d) 1000 mm

Description : In cement pressure grouting holes should be drilled at spacing in both direction at a) 150 – 500 mm b) 450 mm c) 500 – 750 mm* d) 1000 mm

Last Answer : c) 500 – 750 mm*

In cement pressure grouting, water cement ratio is kept as a) 0.4 to 0.5* b) 0.3 to 0.4 c) 0.25 to 0.35 d) 0.35 to 0.5

Description : In cement pressure grouting, water cement ratio is kept as a) 0.4 to 0.5* b) 0.3 to 0.4 c) 0.25 to 0.35 d) 0.35 to 0.5

Last Answer : a) 0.4 to 0.5*

In cement pressure grouting, pressure is kept as a) 2 to 4 kg./sqcm.* b) 3 to 6 kg./sqcm. c) 3 to 10 kg./sqcm. d) 3.5 to 7 kg./sqcm.

Description : In cement pressure grouting, pressure is kept as a) 2 to 4 kg./sqcm.* b) 3 to 6 kg./sqcm. c) 3 to 10 kg./sqcm. d) 3.5 to 7 kg./sqcm.

Last Answer : a) 2 to 4 kg./sqcm.*

In case of honey –comb structure, the water-cement ratio is (a) More than 0.35 (b) Less than 0.35 (c) More than 0.45 (d) Less than 0.45

Description : In case of honey –comb structure, the water-cement ratio is (a) More than 0.35 (b) Less than 0.35 (c) More than 0.45 (d) Less than 0.45

Last Answer : (b) Less than 0.35

The type of pointing in which upper side of mortar joints is kept about 12 mm inside the face of the masonry and bottom is kept flushed with face of wall, is (A) Truck pointing (B) Recessed pointing (C) Struck pointing (D) Grooved pointing

Description : The type of pointing in which upper side of mortar joints is kept about 12 mm inside the face of the masonry and bottom is kept flushed with face of wall, is (A) Truck pointing (B) Recessed pointing (C) Struck pointing (D) Grooved pointing

Last Answer : Option C

The strength of brick masonry in 1:6 cement mortar, is (A) 20 tonnes/m2 (B) 40 tonnes/m2 (C) 50 tonnes/m2 (D) 60 tonnes/m

Description : The strength of brick masonry in 1:6 cement mortar, is (A) 20 tonnes/m2 (B) 40 tonnes/m2 (C) 50 tonnes/m2 (D) 60 tonnes/m

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Consider the following statements: Maximum slenderness ratio of load-bearing masonry walls for a dwelling having more than two storeys shall not exceed. 1. 12, if lime mortar is used 2. 18, if cement-lime mortar 1:2:9 is used 3. 24, if cement mortar 1:6 is used\ Which of these statements are correct? (a) 1 and 2 only b) 2 and 3 only c) 1 and 3 only d)1, 2 and 3

Description : Consider the following statements: Maximum slenderness ratio of load-bearing masonry walls for a dwelling having more than two storeys shall not exceed. 1. 12, if lime mortar is used 2. 18, if cement-lime mortar 1:2:9 is used 3. 24, ... ? (a) 1 and 2 only b) 2 and 3 only c) 1 and 3 only d)1, 2 and 3

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Maximum slenderness ratio for load-bearing masonry wall in cement mortar, as per IS code, shall not exceed. (a) 13 (b) 20 (c) 27 (d) 30

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Last Answer : (c) 27

In Epoxy pressure grouting, pressure is kept as a) 2 to 4 kg./sqcm. b) 3 to 6 kg./sqcm. c) 3 to 10 kg./sqcm. d) 3.5 to 7 kg./sqcm.*

Description : In Epoxy pressure grouting, pressure is kept as a) 2 to 4 kg./sqcm. b) 3 to 6 kg./sqcm. c) 3 to 10 kg./sqcm. d) 3.5 to 7 kg./sqcm.*

Last Answer : d) 3.5 to 7 kg./sqcm.*

State any four situations where hollow concrete block masonry is used.

Description : State any four situations where hollow concrete block masonry is used.

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The brick work is measured in sq metre, in case of (A) Honey comb brick work (B) Brick flat soling (C) Half brick walls or the partition (D) All the above

Description : The brick work is measured in sq metre, in case of (A) Honey comb brick work (B) Brick flat soling (C) Half brick walls or the partition (D) All the above

Last Answer : (D) All the above

The measurement is made in square metre in case of (A) Cement concrete in foundation (B) R.C.C. structure (C) Hollow concrete block wall (D) None of these

Description : The measurement is made in square metre in case of (A) Cement concrete in foundation (B) R.C.C. structure (C) Hollow concrete block wall (D) None of these

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A pre-stressed concrete member is preferred because (A) Its dimensions are not decided from the diagonal tensile stress (B) Large size of long beams carrying large shear force need not be adopted (C) Removal of cracks in the members due to shrinkage (D) All the above

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Last Answer : Answer: Option D

The approximate ratio between the strength of cement concrete at seven days and 28 days is a) 3/ 4 b) 2/3* c) 1/2 d) 1/3

Description : The approximate ratio between the strength of cement concrete at seven days and 28 days is a) 3/ 4 b) 2/3* c) 1/2 d) 1/3

Last Answer : b) 2/3*

Which type of following cement is used for mass concrete work a) High Alumina cement b) Quick setting cement c) Rapid hardening cement d) Low heat cement*

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Last Answer : d) Low heat cement*

The concrete under water minimum grade of cement recommended by IS code a) M 10 b) M 15 c) M 20* d) M 25

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CC Crib stands for a) Cement concrete b) Criss crossing c) Christ church* d) None of the above

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A thick paste of cement, sand and water is called – (1) Concrete (2) R.C.C. (3) Mortar (4) Kiln

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belt of silk runs over two metal pulleys, one of which is surrounded by a hollow metal sphere. Two electrodes, in the form of comb-shaped rows of sharp metal points, are positioned respectively near to the bottom of the lower pulley and inside the sphere, over the upper pulley. The top electrode is connected to the sphere and the bottom one to the ground. A high DC potential is applied to the upper pulley. A simple version of which equipment is being described here?

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Last Answer : c) 500*

A mortar joint in masonry which is normal to the face of wall is known as (A) Bed joint (B) Wall joint (C) Cross joint (D) Bonded join

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Pick up the correct statement from the following: (A) A mortar joint having a concave finishing in brick masonry, is called keyed joint (B) A mortar joint projecting beyond the face of a masonry wall, is called tucked joint (C) A mortar joint having a recess in it, is called ruled joint (D) All the above

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Defect of cracks in weld is mainly due to? (i) Early opening of mould.* (ii) Early trimming of weld (iii) Early grinding of weld (iv) None of above

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In arch bridges, Cracks/ lean/ bulge in parapet walls, Bulging or separation of spandrel from arch barrel, are the signs of distressed bridge under a) Group I b) Group II* c) Both of the above d) None of the above

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In ruminents honey comb is (a) Rumen (b) Abomassum (c) Reticulum (d) None

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What is the validity of Provisional competency certificate? (i) Valid for executing 50 joints or six months whichever is earlier. (ii) Valid for executing 100 joints or six months whichever is earlier.* (iii) Valid for executing 50 joints. (iv) Valid for six months

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Rail joints should be avoided within ……………of a bridge abutment. a) 6 m b) 3 m* c) 4 m d) 10 m

Description : Rail joints should be avoided within ……………of a bridge abutment. a) 6 m b) 3 m* c) 4 m d) 10 m

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The fluid generally used for grouting is (A) Cement and water mix (B) Clay suspension (C) Sodium silicate (D) All the above

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The most important tool in brick laying for lifting and spreading mortar and for forming joints is (A) Trowel (B) Square (C) Bolster (D) Scutch

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A badly mixed cement concrete results in (A) Segregation (B) Bleeding (C) Honey combing (D) None of these

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Expansion Joints in masonry walls are provided in wall lengths usater than (A) 10 m (B) 20 m (C) 30 m (D) 40 m

Description : Expansion Joints in masonry walls are provided in wall lengths usater than (A) 10 m (B) 20 m (C) 30 m (D) 40 m

Last Answer : Answer: Option D

Expansion joints in masonry walls are provided if length exceeds (A) 10 m (B) 20 m (C) 30 m (D) 40 m

Description : Expansion joints in masonry walls are provided if length exceeds (A) 10 m (B) 20 m (C) 30 m (D) 40 m

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The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is (A) Chamfered ashlar masonry (B) Ashlar facing masonry (C) Random coursed ashlar masonry (D) Coursed ashlar masonry

Description : The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is (A) Chamfered ashlar masonry (B) Ashlar facing masonry (C) Random coursed ashlar masonry (D) Coursed ashlar masonry

Last Answer : Answer: Option D

To obtain good bonding in brick masonry (A) First class bricks are used (B) Vertical joints in alternate courses are kept in plumb line (C) Bats are used where necessary (D) All the above

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__________ is used for tying the steel columns to concrete foundation. (A) Grouting (B) Eyebolt (C) Anchor bolts (D) Refractory castables

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Is it okay that my chest cracks? Is it okay how much i crack my joints?

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Pick up the correct statement from the following: (A) Construction joints are necessarily planned for their locations (B) Expansion joints are provided to accommodate thermal expansion (C) Construction joints are provided to control shrinkage cracks (D) All the above

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In order to do fly levelling the following type of methodology is adopted (a) Rise & fall method (b) Height of instrument method (c) Both the above* (d) None of the above

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Last Answer : c) Both the above*

The height of formation depends upon the a) Ground contours and the gradient adopted* b) Ground contour only c) Gradient adopted only d) Rainfall intensity over the year

Description : The height of formation depends upon the a) Ground contours and the gradient adopted* b) Ground contour only c) Gradient adopted only d) Rainfall intensity over the year

Last Answer : a) Ground contours and the gradient adopted*