ust be equal to or greater than 288 125 = 2. 30 . The intermediate post is assumed to consist of two 6-inch, 8-poundchannels, fine total area of which is 4.76 square inches. Theradius of gyration about the axis perpendicular to the channel websis 2.34, thus satisfying the conditions. The allowable… … Cross Section ofIntermediate Post ShowingDiaphragm. In order that the inter-mediate post shall fit up between;the channels of the top chord andleave space between it and thetop chord for two 9/l6-inch I-bars, the distance back to backof the channels must be 5 3/8inches. The above radius of…
Bridges · Theses
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