. American engineer . ium ofthe bottom cover plate. The web of the center sill is providedwith four vertical stiffeners of 3 in. x 3 in. x ^ in. angles whichextend the full depth of the sill and are spaced equidistant be-tween the cross bearers and the cross tie and one in each panelbetween the cross bearer and the bolster. The center sills are made with a 1% in. camber by shearingthe web plates tapering from the cross bearers to the rivets in the center sill construction are ?4 in. and are pressed steel center sill separator in two pieces and a pair ofpressed steel crossties all made
. American engineer . ium ofthe bottom cover plate. The web of the center sill is providedwith four vertical stiffeners of 3 in. x 3 in. x ^ in. angles whichextend the full depth of the sill and are spaced equidistant be-tween the cross bearers and the cross tie and one in each panelbetween the cross bearer and the bolster. The center sills are made with a 1% in. camber by shearingthe web plates tapering from the cross bearers to the rivets in the center sill construction are ?4 in. and are pressed steel center sill separator in two pieces and a pair ofpressed steel crossties all made of J4 ■ plate flanged on allsides. The form and arnujgement of this structure is shownin one of the sections. The side sills are 6 in. x 4 in. x ^/s in. rolled steel anglesextending in one piece for the full length of the car, beingsecurely riveted to the bolster castings and to the cross bearersand cross tie. They are set with the flanges extending inwardand are fastened by eight horizontal rivets and two vertical. F/an af Cross Bearer Plan at Floor Beam I M^-^ \-3-3 ALJ- H-^/-l ._ . Trnrl-L----_------- mfjr^^^— .^. -^--*^-^ 1-^^^^-^ ^
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
