Street Pavements and Paving Materials: A Manual of City Pavements : the Methods and Materials of Their ConstructionJohn Wiley & Sons, 1900 - 532 páginas |
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Página ix
... cubic yard of mortar . 27. Showing strength of mortar when immersed in salt water . 28. Showing strength of mortar when immersed in and mixed with salt and fresh water ... 29. Showing strength of Portland - cement mortar when immersed ...
... cubic yard of mortar . 27. Showing strength of mortar when immersed in salt water . 28. Showing strength of mortar when immersed in and mixed with salt and fresh water ... 29. Showing strength of Portland - cement mortar when immersed ...
Página 21
... cubic foot and has a crushing strength of 28,000 lbs . per inch . On account of its hardness it is not much used for building purposes , but has been to some extent in Western cities for pavements . It wears smooth with a glassy surface ...
... cubic foot and has a crushing strength of 28,000 lbs . per inch . On account of its hardness it is not much used for building purposes , but has been to some extent in Western cities for pavements . It wears smooth with a glassy surface ...
Página 57
... cubic foot , and when any amount was left in the sun for several days it gradu- ally melted and became once more an amorphous mass , requiring to be broken up before being handled . The lake itself The lake , as the Trinidad deposit is ...
... cubic foot , and when any amount was left in the sun for several days it gradu- ally melted and became once more an amorphous mass , requiring to be broken up before being handled . The lake itself The lake , as the Trinidad deposit is ...
Página 90
... cubic yards of shale per hour . It requires about 2 cubic yards of clay for one thousand brick . Screening . From the pans the crushed material goes to screens with both fixed and shaking riddles . They require the use of knockers to ...
... cubic yards of shale per hour . It requires about 2 cubic yards of clay for one thousand brick . Screening . From the pans the crushed material goes to screens with both fixed and shaking riddles . They require the use of knockers to ...
Página 109
... box . Tables Nos . 25 and 26 give the results of experiments made by L. C. Sabin , U. S. Assistant Engineer , to ascertain the amount of sand and cement required to make a cubic yard of CEMENT , CEMENT MORTAR , AND CONCRETE . 109.
... box . Tables Nos . 25 and 26 give the results of experiments made by L. C. Sabin , U. S. Assistant Engineer , to ascertain the amount of sand and cement required to make a cubic yard of CEMENT , CEMENT MORTAR , AND CONCRETE . 109.
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Términos y frases comunes
abutting prop Alumina amount asphalt pavement asphaltene asphaltic cement average binder bitumen bituminous rock blocks brick pavement broken stone Brooklyn carbon cent centre chemical 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 hornblende inches inches deep inches thick inches wide iron joints laid Large 12mo 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 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 wearing surface width York York City
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Página 418 - ... any improper materials used in its construction, or by or on account of any act or omission of the said Contractor or his agents...
Página 539 - Factories 16mo, mor. 1 50 * Muir's History of Chemical Theories and Laws 8vo, 4 00 Mulliken's General Method for the Identification of Pure Organic Compounds. VoL I. Compounds of Carbon with Hydrogen and Oxygen. Large 8vo, 5 00 Vol. II. Nitrogenous Compounds. (In Preparation.) Vol. III. The Commercial Dyestuffs Large 8vo, 5 00 * Nelson's Analysis of Drugs and Medicines 12mo, 3 00 Ostwald's Conversations on Chemistry.