Street Pavements and Paving Materials: A Manual of City Pavements : the Methods and Materials of Their Construction |
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Page ix
... importance of 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 ..... PAGE 27 27 34 37 ...
... importance of 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 ..... PAGE 27 27 34 37 ...
Page 11
... to 1844 consisted in keeping the earth roadways in as good a condition as possible . From 1844 to 1855 the roadways of the most important streets were planked . In 1855 1.72 miles of actual THE HISTORY AND DEVELOPMENT OF PAVEMENTS . 11.
... to 1844 consisted in keeping the earth roadways in as good a condition as possible . From 1844 to 1855 the roadways of the most important streets were planked . In 1855 1.72 miles of actual THE HISTORY AND DEVELOPMENT OF PAVEMENTS . 11.
Page 14
... important minerals that make up these rocks are quartz , feldspar , amphibole , pyroxene , and mica . Quartz . Quartz is a pure silica , composed of silicon and oxygen ; its specific gravity is 2.65 and it is a hard and brittle mineral ...
... important minerals that make up these rocks are quartz , feldspar , amphibole , pyroxene , and mica . Quartz . Quartz is a pure silica , composed of silicon and oxygen ; its specific gravity is 2.65 and it is a hard and brittle mineral ...
Page 15
... important bearing on the resulting rock . It is susceptible to the action of the elements , all clays being formed by the decomposition of feldspar . Amphibole . This mineral is sometimes called hornblende , which term really belongs to ...
... important bearing on the resulting rock . It is susceptible to the action of the elements , all clays being formed by the decomposition of feldspar . Amphibole . This mineral is sometimes called hornblende , which term really belongs to ...
Page 16
... important factors in the make - up of rock , both as to color and structure . They are influential disintegrating agents , as , on account of their laminations , they often allow the entrance of moisture , which is an important element ...
... important factors in the make - up of rock , both as to color and structure . They are influential disintegrating agents , as , on account of their laminations , they often allow the entrance of moisture , which is an important element ...
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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 centre City Engineer clay clean coal-tar cobblestone condition 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 inches inches deep inches thick inches wide iron joints laid less lime limestone macadam ment method miles mineral mixed mixture morocco mortar obtained oxide paving material paving-brick paving-cement petroleum placed Portland cement practically proper quantity quartz rail rammed repairs road roadway rock asphalt rolling sand sandstone screenings shows sidewalk Silica smooth specific gravity square inch square yard street street-car strength subgrade TABLE temperature tion track traffic trap-rock vary wearing surface width wood pavements York York City
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Page 415 - 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 538 - Boiler's Highway Bridges 8vo, 2 00 * " The Thames River Bridge 4to, paper, 500 Burr's Stresses in Bridges 8vo, 3 50 Crehore's Mechanics of the Girder 8vo, 5 00...
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Page 425 - 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...
Page 37 - River system, which virtually blankets the area from the Appalachian Mountains on the east to the Rocky Mountains on the west, and from the Canadian border on the north to the Gulf of Mexico on the south.