Description : Expansion joints in masonry walls are provided if length exceeds (A) 10 m (B) 20 m (C) 30 m (D) 40 m
Last Answer : Answer: Option D
Description : Joints in concrete structures, are provided (A) To reduce the tensile stresses likely to be developed due to evaporation of water (B) To minimise the change in the dimensions of the slab (C) To minimise the necessary cracking (D) All the above
Last Answer : (D) All the above
Description : Maximum distance between expansion joints in structures as per IS: 456 1978 is (A) 20 m (B) 30 m (C) 45 m (D) 60 m
Last Answer : (C) 45
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
Description : Construction joints are provided (A) Where B.M. and S.F. are small (B) Where the member is supported by other member (C) At 18 m apart in huge structures (D) All the above
Description : Transverse joints are provided at distances varying from (A) 10 m to 15 m (B) 12 m to 18 m (C) 16 m to 24 m (D) 17 m to 27 m
Description : The construction joints in buildings are provided after (A) 10 m (B) 15 m (C) 20 m (D) 40 m
Description : Tie bars in cement concrete pavements are at (A) Expansion joints (B) Contraction joints (C) Warping joints (D) Longitudinal joints
Description : Concrete pavement is provided if daily traffic per lane exceeds (A) 500 tonnes (B) 750 tonnes (C) 1000 tonnes (D) 1250 tonnes
Last Answer : Answer: Option C
Description : According to the recommendations of IS : 456-1978, the expansion joints (A) Are provided where plane changes abruptly (B) Are provided to ensure minimum resistance (C) Do not carry reinforcement across them (D) All the above
Description : 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
Description : Horizontal construction joints in concrete walls are generally provided at (A) Soffit level (B) Window sill level (C) Floor level (D) All the above
Description : Construction joints are generally provided in concrete (A) Roads (B) Retaining walls (C) Lining of canals (D) All the above
Description : A column is regarded as long column if the ratio of its effective length and lateral dimension, exceeds (A) 10 (B) 15 (C) 20 (D) 25
Last Answer : Answer: Option B
Description : To prevent compressive stresses in a rigid concrete pavement, the joint provided, is (A) Expansion joint (B) Contraction joint (C) Hinged joint (D) All the above
Description : A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm2 steel. If the modular ratio (m) is 15, the depth of the neutral axis, is (A) 20 cm (B) 25 cm (C) 30 cm (D) 35 cm
Description : In a flywheel the safe stress is 25.2MN/m 2 and the density is 7 g/cm 3 . Then what is the maximum peripheral velocity ? 1. 30m/s 2. 45m/s 3. 60m/s 4. 120m/s
Last Answer : 3. 60m/s
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 %
Description : In a combined footing if shear stress exceeds 5 kg/cm2 , the nominal stirrups provided are: (A) 6 legged (B) 8 legged (C) 10 legged (D) 12 legged
Description : The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the ... , is (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm
Last Answer : (C) 20 mm
Description : If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed (A) 10 cm (B) 15 cm (C) 20 cm (D) 25 cm
Description : Steel beam theory is used for (A) Design of simple steel beams (B) Steel beams encased in concrete (C) Doubly reinforced beams ignoring compressive stress in concrete (D) Beams if shear exceeds 4 times allowable shear stress
Description : Steel pipe are (A) Suitable for withstanding high internal pressure (B) Connected by riveted or welded joints (C) Generally laid underground and no expansion joint is required (D) Likely to last 100 years under ordinary conditions
Last Answer : (D) Likely to last 100 years under ordinary conditions
Description : Plastic bitumen is generally used for (A) Road pavements (B) Expansion joints (C) Crack fillings (D) None to these
Description : If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 in 150 and the maximum super-elevation allowed is 1 in 15, the maximum length of the transition curve to be provided at either end, is (A) 65 m (B) 70 m (C) 75 m (D) 80 m
Description : Side face reinforcement shall be provided in the beam when depth of the web in a beam exceeds (A) 50 cm (B) 75 cm (C) 100 cm (D) 120 cm
Description : Side face reinforcement is provided when the depth of beam exceeds [ A ] 250 mm [ B ] 450 mm [ C ] 550 mm [ D ] 750 mm
Last Answer : [ D ] 750 mm
Description : Along column is one whose ratio of effective length to its least lateral dimension exceeds (a) 5 (b) 10 (c) 12 (d) 20
Last Answer : (c) 12
Description : The preliminary test is repeated if the difference of compressive strength of three test specimens, exceeds (A) 5 kg/cm2 (B) 8 kg/cm2 (C) 10 kg/cm2 (D) 15 kg/cm2
Description : In joints of precast concrete bridge segments, what are the functions of applying epoxy adhesive?
Last Answer : Epoxy adhesive is applied in these joints for the following purposes according to International Road Federation (1977): (i) It seals up the joints completely between precast concrete segments to protect the ... in transferring of shear between the joints in case a large single shear key is used.
Description : Who holds the world record for High Jump with a jump of 2.45m? -Sports
Last Answer : answer:
Description : There is a bell at the top of a tower that is 45m high. The bell weighs 19kg. The bell has potential energy. Calculate it?
Last Answer : E_{0}}
Description : The travel distance to an exit point on a working platform must be no more than? a. 7.4m b. 45m c. 15m d. 60m
Last Answer : c. 15m
Description : Pick up the correct statement from the following: (A) Construction joints in columns are provided a few cm below the junction of beam (B) Construction joints in columns are provided at the bottom ... (C) Construction joints in beams and slabs are provided within middle third (D) All the above
Description : In English garden wall bond (A) One course of headers to three or five course of stretchers (B) Queen closer in provided in each heading course (C) The middle course of stretchers is started with a header to give proper vertical joints (D) All the above
Description : Vertical construction joints are provided where the shearing forces are minimum in the case of (A) Slabs (B) Beams (C) Girders (D) All of these
Description : For M 150 mix concrete, according to I.S. specifications, local bond stress, is (A) 5 kg/cm2 (B) 10 kg/cm2 (C) 15 kg/cm2 (D) 20 kg/cm
Description : According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is (A) 5 kg/cm2 (B) 10 kg/cm2 (C) 15 kg/cm2 (D) 20 kg/cm
Last Answer : Answer: Option A
Description : Minimum grade of concrete to be used in reinforced concrete as per IS: 4561978 is (A) M 15 (B) M 20 (C) M 10 (D) M 25
Description : Pick up the incorrect statement from the following: (A) Lead is the average horizontal straight distance between the borrow pit and the place of spreading soil (B) The lead is calculated for each block of the ... a distance upto 500 m (D) The unit of lead is 1 km where the lead exceeds 2 km
Last Answer : (D) The unit of lead is 1 km where the lead exceeds 2 km
Description : In designing concrete structures, normally maximum aggregate sizes are adopted with ranges from 10mm to 20mm. Does an increase of maximum aggregate size benefit the structures?
Last Answer : To answer this question, let's consider an example of a cube. The surface area to volume ratio of a cube is 6/b where b is the length of the cube. This implies that ... requirement can offset the disadvantages brought about by discontinuities as suggested by Longman Scientific and Technical (1987).
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
Description : Pick up the correct statement from the following: (A) For thin structures subjected to wetting and drying, the water cement ratio should be 0.45 (B) For mass concrete structures subjected to wetting and ... under water, the water-cement ratio by weight should be 0.55 (D) All the above
Description : Which of the following cements is suitable for use in massive concrete structures such as large dams? (A) Ordinary Portland cement (B) Low heat cement (C) Rapid hardening cement (D) Sulphate resisting cement
Description : Which of the following statements is correct? (a) Sulphate resisting cement is particularly used for canal lining. (b) Low heat cement should not be used for thin concrete structures. (c) Rapid hardening cement should not be used for massive concrete structures (d) All of the above
Last Answer : (d) All of the above
Description : The theoretical stress-strain curve of the concrete in the Limit State design of structures is correspondingly reduced by the factor [ A ] 0.35 [ B ] 0.5 [ C ] 0.67 [ D ] 0.75
Last Answer : [ C ] 0.67
Description : Select the incorrect statement [ A ] R.C.C has better fire resistance than steel [ B ] R.C.C. structure is economical than steel structure [ C ] Strength of concrete decreases as age increases [ D ] R.C.C can be used for under water and marine structures
Last Answer : [ C ] Strength of concrete decreases as age increases
Description : What happened to a bridge that did not have expansion joints?
Last Answer : What is the answer ?
Description : Why flexible expansion joints are used in IPBD?
Last Answer : To cater thermal expansion and contraction due to heating and to eliminate mechanical vibrations to the equipment.