Street Pavements and Paving Materials: A Manual of City Pavements, the Methods and Materials of Their Construction |
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Page 104
... contractor . If , however , a standard has been established , and it is definitely known that a certain strength . neat in seven days will develop into a certain other strength in thirty or ninety days mixed with the specified amount of ...
... contractor . If , however , a standard has been established , and it is definitely known that a certain strength . neat in seven days will develop into a certain other strength in thirty or ninety days mixed with the specified amount of ...
Page 125
... contractors and laborers always have a tendency to add as much as permitted , and constant restraint is required to restrict them . The general theory is that a medium dry concrete will be stronger than one mixed with more water . This ...
... contractors and laborers always have a tendency to add as much as permitted , and constant restraint is required to restrict them . The general theory is that a medium dry concrete will be stronger than one mixed with more water . This ...
Page 137
... contractor , which bonds mature as the instalments are paid , and are not considered as a general indebtedness against the city . In other places the entire amount is payable when the work is completed , tax certificates against the ...
... contractor , which bonds mature as the instalments are paid , and are not considered as a general indebtedness against the city . In other places the entire amount is payable when the work is completed , tax certificates against the ...
Page 149
... contractors have of this is shown by the fact that in 1897 bids for asphalt pavement in Brooklyn , N. Y. , averaged $ 0.98 per square yard on sixty - eight streets free from tracks , and $ 1.26 on eleven streets where there were tracks ...
... contractors have of this is shown by the fact that in 1897 bids for asphalt pavement in Brooklyn , N. Y. , averaged $ 0.98 per square yard on sixty - eight streets free from tracks , and $ 1.26 on eleven streets where there were tracks ...
Page 174
... contractor before it is being torn up by the corporation or the plumber . This matter is very difficult to regulate , especially when so many changes and improvements are being made in subsurface construc- tion . It would seem , however ...
... contractor before it is being torn up by the corporation or the plumber . This matter is very difficult to regulate , especially when so many changes and improvements are being made in subsurface construc- tion . It would seem , however ...
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Common terms and phrases
abutting prop Alumina amount asphalt pavement asphaltene asphaltic cement average binder bitumen bituminous rock blocks brick pavement broken stone Brooklyn carbon cent centre City Engineer clay clean coal-tar cobblestone construction contract contractor cost course creosote cubic yard curb depth durable entire erty owners expense feet wide feldspar filled foundation grade granite gravel grooved rail grout gutter hard heat hornblende inches inches deep inches thick inches wide iron joints laid less lime limestone macadam ment method miles mineral mixed mixture mortar obtained oxide paving material paving-brick paving-cement petroleum placed Portland cement practically proper quantity quartz rail rammed repairs road roadway rock asphalt roller rolling sand sandstone screenings shows sidewalk Silica smooth specific gravity square yard street street-car strength subgrade TABLE temperature tion track traffic trap-rock vary wearing surface width wood pavements York York City
Popular passages
Page 402 - All loss or damage arising out of the nature of the work to be done under this agreement, or from any unforeseen obstructions or difficulties which may be encountered in the prosecution of the same...
Page 412 - ... authorities, and •whenever required by them to do so, and in such manner as they may prescribe. In the case of neglect of any corpo-ration to make these pavements or repairs after the expiration of thirty days' notice to do so, the local authorities may make same at the expense of such corporation." The street-car companies, however, have not always lived up to this requirement, and it was stated in a paper read before the American Society of Civil Engineers in December, 1896, that bills aggregating...
Page 412 - Every street surface railroad corporation so long as it shall continue to use any of its tracks in any street, avenue or public place in any city or village shall have and keep in permanent repair that portion of such street, avenue or public place between its tracks, the rails of its tracks, and two feet in width outside of its tracks, under the supervision of the proper local authorities, and whenever required by them to do so, and in such manner as they may prescribe. In case of the neglect of...