The portal bracing in a truss bridge is used to

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• Study the following statements. (i) Top lateral bracing prevents the sides-way buckling of the chord. (ii) Sway bracing keeps the rectangular shape of the bridge cross-section. (iii) Sway bracing transfers the load from top of end posts to bearings. The correct answer is
• To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be
• To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be
• In a truss girder of a bridge, a diagonal consists of mild steel flat 4001.S.F. and carries a pull of 80 tonnes. If the gross-diameter of the rivet is 26 mm, the number of rivets required in the splice, is
• Hudson's formula gives the dead weight of a truss bridge as a function of
• In a truss girder of a bridge, a diagonal consists of mild steel flat 4001.S.F. and carries a pull of 80 tonnes. If the gross-diameter of the rivet is 26 mm, the number of rivets required in the splice, is
• If the floor is supported at or near the bottom but top chords of a bridge is not braced, then the bridge is called
• If the floor is supported at or near the bottom but top chords of a bridge is not braced, then the bridge is called
• The bracing between two columns of a steel tank will be designed to resist
• The bracing provided in the plane of end posts is called