Street Pavements and Paving Materials: A Manual of City Pavements, the Methods and Materials of Their Construction |
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Page ix
... sand tests for cement ..... 22. Strength of cement with long- and short - time tests . 23. Strength of cement with long - time sand and neat tests . 24. Requirements of tensile strength for cements ... 25 , 26. Showing material required ...
... sand tests for cement ..... 22. Strength of cement with long- and short - time tests . 23. Strength of cement with long - time sand and neat tests . 24. Requirements of tensile strength for cements ... 25 , 26. Showing material required ...
Page 28
... sands that the smallest grains show any great effect of attrition . Sandstone is formed by grains of sand being deposited in beds by some agency and afterwards compacted . The sand proper is almost all quartz , as this mineral is ...
... sands that the smallest grains show any great effect of attrition . Sandstone is formed by grains of sand being deposited in beds by some agency and afterwards compacted . The sand proper is almost all quartz , as this mineral is ...
Page 59
... sand was discovered , followed by more pitch to a depth of 90 feet . From there on to 150 feet the boring was in sand mixed with asphalt . Similar borings made outside of the lake showed the latter formation near the surface , and on ...
... sand was discovered , followed by more pitch to a depth of 90 feet . From there on to 150 feet the boring was in sand mixed with asphalt . Similar borings made outside of the lake showed the latter formation near the surface , and on ...
Page 62
... sand covering an area of about 75 acres for a depth of 25 feet . The maltha is supposed to be sup- plied from a stratum of bituminous shale upon which the sand rests . The sand is covered with from 6 to 8 feet of surface loam which is ...
... sand covering an area of about 75 acres for a depth of 25 feet . The maltha is supposed to be sup- plied from a stratum of bituminous shale upon which the sand rests . The sand is covered with from 6 to 8 feet of surface loam which is ...
Page 63
... sand , sinking to the bottom , is carried away by mechanical means . The maltha flows from the surface of the water through a spout to a tank whence it is pumped into a storage tank of higher elevation . From there it runs into refining ...
... sand , sinking to the bottom , is carried away by mechanical means . The maltha flows from the surface of the water through a spout to a tank whence it is pumped into a storage tank of higher elevation . From there it runs into refining ...
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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...