. American engineer . rneath the sidesill. The bottom of the side sill is 3 ft. lYi in. above the addition to the cross tie and cross bearers there are sevenpressed steel, channel shaped, floor supports on each side,secured between the center and side sills. These are formedof y% in. plate and are 7 in. wide with 3^ in. flanges. Theyare further stiffened by a groove IH in- wide x 34 in- deeppressed in the middle for the full length and are located adjacentto side posts in -each case. They have a maximum spacing of 92 AMERICAN ENGINEER. Vol. 87, No. 2. 6 ft. The outside floor stringer c
. American engineer . rneath the sidesill. The bottom of the side sill is 3 ft. lYi in. above the addition to the cross tie and cross bearers there are sevenpressed steel, channel shaped, floor supports on each side,secured between the center and side sills. These are formedof y% in. plate and are 7 in. wide with 3^ in. flanges. Theyare further stiffened by a groove IH in- wide x 34 in- deeppressed in the middle for the full length and are located adjacentto side posts in -each case. They have a maximum spacing of 92 AMERICAN ENGINEER. Vol. 87, No. 2. 6 ft. The outside floor stringer consists of an angle, pressedfrom % in. plate, extending for the full length of the car andriveted to the side posts with four J4 in. rivets at each lower edge of this angle acts as a support for the falsefloor. Intermediate stringers of Z shape, pressed from Y^ in. resting on the center sill cciver plate and located midway betweenthe floor side sill, formed of a 6 in. x 4 in. x Y^ in. angle; side. Cast Steel Knee Back of plate, extend for the entire length of the car. They are infive parts with proper shaped connection pieces at the crossbearers and bolsters and are riveted to the floor support withtwo Ys, in- rivets at each connection. A Yb in. extension plateis riveted to each of these stringers and extends downward for Central Lines. posts pressed in channel section, with flanges, from J^ ; a 5 in. lb., channel, continuous for the full length ofthe car, forming the plate; and a 5^ in. x AY2 in. belt rail formthe principal members of the side framing. The posts are shaped
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
