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 In not only not only first cost but the cost of keeping ItIn it itin itin in continuously usable condition If It this were not so the cheaply built gravel gra road would be entirely suitable suitable suit suit- able for our main traveled thoroughfares thorough thorough- fares The ultimate econom economy of the concrete road depends upon the extremely extremely extremely ex ex- ex- ex small amount of money required required required re re- re- re to keep It in excellent condi condI- tion The only maintenance n needed eded on ona ona ona a well built concrete road Is that necessary necessary necessary essary to keep filled with tar the Joints and the cracks that may develop The 1919 1910 report of the state commissioner of highways of ot New York gives the average cost of maintenance for the three years ears 1015 1010 and 1917 1017 as follows follows fol tol- lows Macadam per mile per year for for the the maintenance of ot 2403 2408 miles gravel per mile per year for the maintenance of miles first-class first concrete per mile per year the maintenance of I 26 miles |