Design of a reinforced-concrete highway bridge . chord and the floor beamswhich rest on the lower chord. The diagonals and counters areround welded loop rods varying in diameter from 3/4 to 1 1 the upper end the loops are horizontal and pass around theverticals. They are held from slipping down by a nut on theverticals. The lower ends pass thru the cast iron shoes justmentioned and are fastened by nuts. The lower chord is made upof two 4 x 1/2 bars which are upset at each end to 1 1/4 in dimeter. These upset ends pass thru the vertical backs of theshoes and are fastened by nuts. Descripti
Design of a reinforced-concrete highway bridge . chord and the floor beamswhich rest on the lower chord. The diagonals and counters areround welded loop rods varying in diameter from 3/4 to 1 1 the upper end the loops are horizontal and pass around theverticals. They are held from slipping down by a nut on theverticals. The lower ends pass thru the cast iron shoes justmentioned and are fastened by nuts. The lower chord is made upof two 4 x 1/2 bars which are upset at each end to 1 1/4 in dimeter. These upset ends pass thru the vertical backs of theshoes and are fastened by nuts. DescriptionThe floor joists arefloor beam is constructed of a of the Girder Span. the same as in span a. The middle 9-inch 25-pound I-beam on top of which rests an 8 x 3 plank, and on top of this is a 14-inch6 1/4-pound I-beam. The floor beam at the north end is made upof a 9-inch 25-pound I-beam. Several pieces of 5-inch blockingresting on top of the I-beam carry an 8r1 x 6 timber 8 sidevertical and a 3 plank. Both floor beams rest on the lower inside. /v<^^5 G/rder ySpan C. flange angles of the girder which are inverted to form a shelfangle. The distance back to back of angles is 50 1/2. The webplate is 1/4 thick. The angles are 2 1/2. x 5 x 1/4. A rail-ing consisting of channels and plates runs along the top of thegirders. 8. table of weights. SPAK A (Pony Truss.) Section Size 2 channels 4x1 5/8 1 Plate 8x1/4 IE Tie plates 4x1/4 UPPER CKOBD AND ZED Length .;t. per ft. Total V/t. Gross Verticals £ Channels 4x1 5/8 6 Tie Plates 4 1/4x1/4 Diagonals 2 loop rods 1 5/16 Lower Chord4 loop rods 3/4 Diain. 5 Pins Pins 1 7/8 Wt. of trussWt. of 2 trusses 2 4 rods 1 Plate4 Angles FLOOH SYSTEM. Lateral Jiara. 1 Fish bellied floor team14 1/2x1/4
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, bookyear1913
