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 12
... tried by laying a mixture of coal - tar and roofing - gravel to a depth of three inches on six inches of broken stone . The results were not good . St. Louis . Main Street in St. Louis was paved 12 STREET PAVEMENTS AND PAVING MATERIALS .
... tried by laying a mixture of coal - tar and roofing - gravel to a depth of three inches on six inches of broken stone . The results were not good . St. Louis . Main Street in St. Louis was paved 12 STREET PAVEMENTS AND PAVING MATERIALS .
Página 47
... depths of 500 metres and over , fine globules of fat were found similar in character to adipocene sometimes found in ancient graves , or the fat still remaining in fossil bones . Director Gumbel recog- nizes the possible significance of ...
... depths of 500 metres and over , fine globules of fat were found similar in character to adipocene sometimes found in ancient graves , or the fat still remaining in fossil bones . Director Gumbel recog- nizes the possible significance of ...
Página 57
... at the surface , at others it is several feet below , with bushes and quite large trees growing upon it . The earth is removed and the asphalt dug with common picks to depths of four or five feet . Water soon accumulates ASPHALT . 57.
... at the surface , at others it is several feet below , with bushes and quite large trees growing upon it . The earth is removed and the asphalt dug with common picks to depths of four or five feet . Water soon accumulates ASPHALT . 57.
Página 58
... depth . Upon gaining the top of the slope , and at the same time the edge of the lake , one experiences , at first glance , a tinge of disappointment , as nothing is seen to suggest a real lake . Instead the appearance is that of a ...
... depth . Upon gaining the top of the slope , and at the same time the edge of the lake , one experiences , at first glance , a tinge of disappointment , as nothing is seen to suggest a real lake . Instead the appearance is that of a ...
Página 59
... depth of the pitch . At the centre a depth of 135 feet was reached , still in pitch , but the movement of the mass prevented any further distance being attained . This depth was within 3 feet of sea - level . On the north side of the ...
... depth of the pitch . At the centre a depth of 135 feet was reached , still in pitch , but the movement of the mass prevented any further distance being attained . This depth was within 3 feet of sea - level . On the north side of the ...
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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...
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