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Show MAINTENANCE COST OF ROADS Ultimate Economy of Concrete Road Depends on the Small Amount Needed to Keep It Up. The cost of a road involves not only first cost but the cost of keeping it in continuously usable condition. If this were not so, the cheaply built gravel road would be entirely suitable suit-able for our main traveled thoroughfares. thorough-fares. The ultimate economy of the concrete road depends upon the extremely ex-tremely small amount of money required re-quired to keep it in excellent condition. condi-tion. The only maintenance needed on a well built concrete road Is that necessary nec-essary to keep filled with tar the joints and the cracks that may develop. The 1919 report of the state commissioner of highways of New York gives the average cost of maintenance for the three years 1915, 1910, and 1917 as follows: fol-lows: Macadam, $970.00 per mile per year for the maintenance of 2,408 miles ; gravel, $824.00 per mile per year for the maintenance of 178 miles; first-class concrete, $124.00 per mile per year fcr the maintenance of 264 miles. |