A doubly reinforced concrete beam is 25 cm wide and 50cm deep to the centre of tension reinforcement. The centre of compression is steel is 5cm from the compression edge. The areas of the compression and the tension steel are 10.16cm2 and 12.56 cm2 if m=18 and the bending moment at the section is 7,000,000 N-cm. Calculate the stress in concrete and steel.

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What is the lap length for tension members if you have 16 dia steel bar and a concrete fc=30.9 and steel grade60 fy=414 mpa

4 Answers   L&T,

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02. a. The diagonal of a 9 cube…………… 1 b. Surface area of 9 cube…………… 1 c. Volume of 1-3 cube …………… 1 d. Compressive area of 6 cube …………… 1 e. Top & Bottom face of a Cylinder/Cube is to be proper leveled to deliver the…………………………..…… properly.

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In beams why the depth is > width

3 Answers   L&T,

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A beam having top bars 20dia,bottom bars 16 dia.is the design is ok? In which case this applicable?

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what is temp. control concrete and what use of it ?

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show answer/calculate mix 1:2:4 ratio -cement-sand -metal-water

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How do you measure concrete?

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How to test the quality of Ready Mix M20 concrete (1:1.5:3) before casting at site when lorry arrives? Are there any methods?

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what is the lap length for pile reinforcement cage in water piling

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Which code specifies the specification ofthe construction joints to be provided in the raft slab of a basement which is 6 m deep.what should bethe detail of such a joint?

0 Answers   L&T,

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What is lever arm distance

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