Civil Engineering - Structural Design Specifications

Exercise :: Structural Design Specifications - Section 2

1. 

The permissible bending stresses Pbet for steel slab bases should not exceed

A. 1500 kg/cm2
B. 1650 kg/cm2
C. 1800 kg/cm2
D. 1890 kg/cm2

Answer: Option A

Explanation:

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2. 

Pick up the correct statement from the following:

A. The diameter of a rivet, before driving is taken as the nominal diameter of the rivet
B. The diameter of the rivet hole is taken as the gross area of the rivet
C. For rivets of nominal diameters less than 25 mm, the diameter of the rivet hole is taken as the nominal diameter of the rivet plus 1.5 mm
D. For rivets of nominal diameters exceeding 25 mm, the diameter of the rivet hole is taken as the nominal diameter of the rivet plus 2 mm
E. All the above.

Answer: Option E

Explanation:

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3. 

For nominal mix concrete M 15, the required weight of fine and coarse aggregates is 350 kg and the volume of water is

A. 30 litres
B. 32 litres
C. 34 litres
D. 45 litres

Answer: Option B

Explanation:

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4. 

The maximum characteristic strength of the stirrups reinforcement, is taken

A. 350 N/mm2
B. 375 N/mm2
C. 395 N/mm2
D. 415 N/mm2
E. none of these.

Answer: Option D

Explanation:

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5. 

Pick up the correct statement from the following:

A. The distance between centres of two adjacent rivets in line with the direction of stress shall not exceed 16 t or 200 mm whichever is less in tension members
B. The distance between the centres of two adjacent rivets in line with the direction of stress shall not exceed 12 t or 203 mm whichever is less in compression members
C. The minimum pitch of rivets should not be less than 2.5 times the diameter of the rivet hole
D. The distance between centres of any two consecutive rivets in a line adjacent and parallel to an edge of an outside plate shall hot exceed 100 mm + 4 t or 200 mm whichever is less both in compression and tension
E. All the above.

Answer: Option E

Explanation:

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