. American engineer and railroad journal . Ift. at the middle of the car, and taperto 13 ins. at the bolsters. The centerand intermediate sills are tied to-gether at intervals of about 4 ft. bymalleable iron filling blocks, while theintermediate and side sills are tied by10-in. channel irons. The intermediateand center sill extensions beyond thebolsters are 13-in. channels. The endsill is a Klin, channel, and it is se-curely braced at its ends by the braces which extend from theintermediate sills and by the % plates at the corners of thecar. The %-in. deck plates whichco
. American engineer and railroad journal . Ift. at the middle of the car, and taperto 13 ins. at the bolsters. The centerand intermediate sills are tied to-gether at intervals of about 4 ft. bymalleable iron filling blocks, while theintermediate and side sills are tied by10-in. channel irons. The intermediateand center sill extensions beyond thebolsters are 13-in. channels. The endsill is a Klin, channel, and it is se-curely braced at its ends by the braces which extend from theintermediate sills and by the % plates at the corners of thecar. The %-in. deck plates whichcover the entire car, and are rivetedto the sills, bolsters and cross-In greatly to its strength and stiff-ness. The body bolster is of box section,built up of plates and angles. The topanil bottom members are of 1\\ f 14-in. iron, while the side plates are Viin. thick. The four angles are 5 x 6 x Seitembeb. 1905. AMERICAN ENGINEER AND RAILROAD JOURNAL. 321 _ , fcfo ■ v-3 W^&$&r^~. ■^^5^-^ ■ ■ 75-TON STEEL FLAT BOO* BOLSJ II: 75-TON Ml i I. I l.\ r 0 IB, % inn. The bolsters are 13 In . deep al the center and 10 In • ends. The webs of U)<ih<- boistfrrK ijy iii«: beav) angles, while Dm of the■Ola are riveted to the , in. d< ind thi In covei t Hi: bottom df the i!a 1%-ln. plank Door covers the ateel plates, and Is held inplace by th,2 x :: in. Iroi Fhe i- in. b< lh<- floor ;tr<- for bolln«H In ; The track Ih of the arcb bar type, and Ii notable i id Ion. The top arcb ba 0 in iii<- lowei onea i■- i 6 In . and the tie plate* are ■ ■ 6 In Bteel-tired wheels, 2f. Itih. in diameter, are u ol the low height ni the car and the tad thai 11 Is aecessarj to re-duce the truck wheel base to a minimum In order to Becure the agth, The trucli Journals are 6% x 11 Ins. The bolsters are of ca I teel and were deslg i and made i. i be n iii- i Ii .hi Steel Pound ompanj V nest ol foui doubl i prlng . • ■ In In diameter and 6 ins. high
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
