175) Study the following statements. i) Top lateral bracing prevents the sidesway 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

176) The bracing provided in the plane of end posts is called

177) compression force in two end posts The pin of a rocker bearing in a bridge is designed for

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

179) In case of timber structures, the form factor for solid circular cross-section is taken as