section as the intermediate post. This sec-tion is not ordinarily economical as in such cases the efficiencywould be too gr^at, but in the case cited the smallest angles al-lowable v;ere us ;d throughout. • « « « • FLOOR BEAlfi COmiECTIOHS The stirrup support for floorbeaias shown in Pig. 12 is… … Pig. 12 therefore have excess bearing on the pin. The floor beam is supposeed to be stiffly attached to the post by being firmly screv/ed upto the bottom of the post, as shovm in the illustration. Thus anymovement of the floor beam jars on the ends of the channels andpin plates, causing a loosening…
Bridges · Theses
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