DESIGN OF STEEL STRUCTURE QUIZ

Bearing stiffeners are provided at i) the supports ii) the mid span iii) the point of application of concentrated loads The correct answer is

(i), (ii) and (iii)

both (i) and (iii)

both (i) and (ii)

only (i)

TRUE ANSWER : ?
YOUR ANSWER : ?

As per IS : 875, for the purposes of specifying basic wind velocity, the country has been divided into

4 zones

3 zones

5 zones

6 zones

TRUE ANSWER : ?
YOUR ANSWER : ?

The maximum spacing of vertical stiffeners is (where d is the distance between flange angles)

1.75 d

1.25 d

1.5 d

1.33 d

TRUE ANSWER : ?
YOUR ANSWER : ?

If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as

0.5

0

1.0

between 0.5 and 1.0

TRUE ANSWER : ?
YOUR ANSWER : ?

When the axis of load lies in the plane of rivet group, then the rivets are subjected to

only tensile stresses

only shear stresses

None of these

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Bending compressive and tensile stresses respectively are calculated based on

net area in both cases

gross area and net area

net area and gross area

gross area in both cases

TRUE ANSWER : ?
YOUR ANSWER : ?

The web crippling due to excessive bearing stress can be avoided by

providing suitable stiffeners

increasing the web thickness

increasing the length of the bearing plates

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The least dimension in case of a circular column of diameter D is taken as

0.5 D

0.88 D

0.68 D

0.78 D

TRUE ANSWER : ?
YOUR ANSWER : ?

Rivets connecting flange angles to cover plates in a plate girder are subjected to

Horizontal shear only

C. Both (A) and (B)

None of these

Vertical load only

TRUE ANSWER : ?
YOUR ANSWER : ?

Diameter of a bolt hole is usually taken as

nominal diameter + 1.5 mm

nominal diameter of bolt

gross diameter of bolt

nominal diameter + 2.0 mm

TRUE ANSWER : ?
YOUR ANSWER : ?

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