Civil Engineering :: Steel Structure Design
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The greatest gauge of long rivets should not exceed (where d is the diameter of the holes).
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Maximum permissible slenderness ratio of a member normally acting as a tie in a roof truss, is
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If d is the distance between the flange angles,
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The side thrust T on the tie rods provided at the end beam of jack arch of rise R, is calculated from the formula
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When the depth of a plate girder is at least n times the depth of vertical leg of the flange angles, the girder is known as deep plate girder, if n is
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Stiffeners are used in a plate girder
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The channels get twisted symmetrically with regard to its axis
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The stiff portion of a bearing stiffener is taken equal to
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Effective length of a column effectively held in position at both ends and restrained in direction at one end, is
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The strength of ISA 125 = 75 x 10 mm used as a tie member with its longer leg connected at the ends by 27 mm diameter rivets, is
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A.
vertical stiffeners are provided in steel plate girders if the web is less than d/85
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B.
vertical stiffeners are provided in high tensile steel plate girders if the web is less than d/175
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C.
horizontal stiffeners are provided in high tensile girder steel plate if the web is less than d/180
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D.
horizontal stiffeners are provided in steel plate girders if the web is less than d/200
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E.
All the above.
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th depth of the beam
depth of the beam