City roads and pavements suited to cities of moderate size. . Spreading Portland cement grout PAVEMENT, PROSPECT STREET, CAMBRIDGE, .MASS., li 93 CITY ROADS AND STYLES OF CONSTRUCTION. The table on page 84 is reproduced from the firstedition as showing the actual practice in 1894 i^^ thesixty-two cities there named, of which thirty-four thenused one course of brick set on edge on a six-inchconcrete base with a sand-cushion of one Vitrified ^ Concrete 1- Brictt pavement The table on page 100 shows a more general use of aconcrete base in 1900 and
City roads and pavements suited to cities of moderate size. . Spreading Portland cement grout PAVEMENT, PROSPECT STREET, CAMBRIDGE, .MASS., li 93 CITY ROADS AND STYLES OF CONSTRUCTION. The table on page 84 is reproduced from the firstedition as showing the actual practice in 1894 i^^ thesixty-two cities there named, of which thirty-four thenused one course of brick set on edge on a six-inchconcrete base with a sand-cushion of one Vitrified ^ Concrete 1- Brictt pavement The table on page 100 shows a more general use of aconcrete base in 1900 and 1901, and this is to beexpected as showing a higher standard of work obtainedat less cost. Broken stone forms a good base, especi-ally where it is covered with a layer of sand, with acourse of second quality of brick, laid flat, as founda-tion for the surface-course of brick set on edge. Two courses of brick on sand have been used forseventeen miles of pavement in Topeka, Kansas, someof which has been in use for twelve years, and all ofwhich is in fine condition in 1902. It is there pre-ferred as being less noisy than when laid upon a con-crete base, and being made from local brick has cost$, or less, per square yard. A concrete base, for which details are given on page42, is, however, usually well worth the extra cost, andshould be used in preference to any cheaper substitute;especially for a city which has been educated to a cor-rect idea of what consti
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectstreets, bookyear1902
