. Electric railway review . 7 BROKeM.«TOHC concrete is cheaper than the white oak tie laid in concrete orbroken stone. This on the assuinption that white oak ties cents apiece. This price, of course, varies in different locali-ties, and the difference in price can readily be applied for com-parison. The life of the steel tie can readily be placed at 20years, and the white oak at about 12 years. I have found in repairing old tracks that the concrete whichhas been laid for four or five years was very poor. It has been my practice not to make any but first-class 1-3-6 concrete. Thismay co
. Electric railway review . 7 BROKeM.«TOHC concrete is cheaper than the white oak tie laid in concrete orbroken stone. This on the assuinption that white oak ties cents apiece. This price, of course, varies in different locali-ties, and the difference in price can readily be applied for com-parison. The life of the steel tie can readily be placed at 20years, and the white oak at about 12 years. I have found in repairing old tracks that the concrete whichhas been laid for four or five years was very poor. It has been my practice not to make any but first-class 1-3-6 concrete. Thismay cost more than the concrete that would pass city inspection,but it will be found that the best is none too good for your com-pany in the long run. By using the best of concrete between the ties, the concretewill take the place of the tie in carrying the rail. The sketches show the different classes of construction onwhich the estimates were based. The photographs have been taken with the object in view of.
Size: 2254px × 1108px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectstreetr, bookyear1906
