Civil Engineering - Steel Structure Design

6. 

If W and L are the total superimposed load and the span of a plate girder in metres, the approximate self weight (W) of the girder, is taken as

A.
B.
C.
D.
E.

Answer: Option C

Explanation:

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7. 

If d is the clear depth of a plate girder, t is the minimum required thickness of the web, C is the maximum clear distance between vertical stiffeners, the moment of inertia of a pair of stiffeners about the centre line of the web, is

A.
B.
C.
D.

Answer: Option A

Explanation:

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8. 

The ratio of the span L of the filler joists to the depth d from the under side of the joist to the top of the structural concrete, should not exceed

A. 60
B. 45
C. 35
D. 25
E. 20

Answer: Option C

Explanation:

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9. 

The maximum tensile and compressive bending stress in extreme fibres of rolled I-sections and channels on the effective section, is

A. 1500 kg/cm2
B. 1420 kg/cm2
C. 1650 kg/cm2
D. 2285 kg/cm2

Answer: Option C

Explanation:

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10. 

Perforated cover plates are particularly suitable for built up sections consisting of

A. channels placed back to back
B. channels placed toe to toe
C. four angle box section
D. all the above.

Answer: Option C

Explanation:

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