. Electric railway journal . e flangeway. We wantto avoid pounding in the special work as well as atjoints, and the raised flangeway with a long flat ap-proach is the way to eliminate this hammer. Railroad crossings and the expense of maintainingthem have always been a source of much concern toboth steam and electric engineers. Out of 152 railroadcrossings during the year 1913, I had eighteen new in-stallations, at an average cost of $260 per crossing. IfI include these new crossings, my average maintenancecost per crossing was $68 for the year. An averagemaintenance cost excluding the cost of
. Electric railway journal . e flangeway. We wantto avoid pounding in the special work as well as atjoints, and the raised flangeway with a long flat ap-proach is the way to eliminate this hammer. Railroad crossings and the expense of maintainingthem have always been a source of much concern toboth steam and electric engineers. Out of 152 railroadcrossings during the year 1913, I had eighteen new in-stallations, at an average cost of $260 per crossing. IfI include these new crossings, my average maintenancecost per crossing was $68 for the year. An averagemaintenance cost excluding the cost of the new workbut including the cost of installing it was $ Itis impossible to arrive at any average cost of main-tenance for a railroad crossing, because it depends en-tirely upon the amount of traffic, but this cost can bedecreased and the life of the crossing increased by hav-ing a construction which allows as little movement aspossible between the various pieces. All of the frog i*-tf*--*r- Pavmg Blocks 5and Cushion. LONGITUDINAL ELEVATION
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