Adams, Henry · London, New York [etc.] Longmans, Green, and Co. · leaf 200
3a inFig. 520, parallel with the closing line of the link polygon. From thecentre of the horizontal line joining the tops of middle-thirds at abut-ments in Fig. 518, set up the reaction 13« — 1 and join the top pointto top of middle-third at left-hand abutment. From the intersectionof this last… … F/g S20 intersection. Join 13 to the points on the load line and by parallel linesconstruct the curve of thrust on Fig. 519. The area of the section maybe taken as 4-25 sq. ins., the distance of neutral axis from edge of weby = 3-4 in., and from face of table a; = 5 - 8-4 = 1-6 in. The momentof…
Building · Structural analysis (Engineering)
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