Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 6-4
... station 182 to station 288 . An investigation of earthquake activity in Cajon Pass during the recorded history of the last century disclosed the following disturbances : a . Old Cajon Pass Road , which followed approximately the present ...
... station 182 to station 288 . An investigation of earthquake activity in Cajon Pass during the recorded history of the last century disclosed the following disturbances : a . Old Cajon Pass Road , which followed approximately the present ...
Halaman 17-16
... station 53 + 00 . RR - Rippable rock - earth , weathered soft to hard formation , which required ripping before exca- vation ; 20 - ft thickness at station 53 + 00 . BR - Rock requiring blasting for excavation , semisolid and solid ...
... station 53 + 00 . RR - Rippable rock - earth , weathered soft to hard formation , which required ripping before exca- vation ; 20 - ft thickness at station 53 + 00 . BR - Rock requiring blasting for excavation , semisolid and solid ...
Halaman 17-22
... station yards between the two stations where the horizontal line intersects the curve . The procedures for determining the station yards of total haul , freehaul , and overhaul from the mass diagram are explained in the following list ...
... station yards between the two stations where the horizontal line intersects the curve . The procedures for determining the station yards of total haul , freehaul , and overhaul from the mass diagram are explained in the following list ...
Isi
ROCK WEATHERING | 3-4 |
LANDFORMS AND GEOMORPHOLOGY | 4-4 |
OPENCUT EXCAVATIONS | 5-3 |
Hak Cipta | |
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Istilah dan frasa umum
alluvium average axles backhoe blasthole borrow pit brake horsepower bucket bucket loader bulldozer calculated California capacity clearing and grubbing cofferdam compaction compactor compressor conveyor cost of ownership crawler-tractor cubic yard cybm cybm/h cysm depth diameter diesel engine dipper Direct job unit dragline dredge dumping efficiency electric embankment equation estimated explosives factor fill freeway friction ft/min ft/s gal/min grade granite haul road haulage head loss heavyweight hoist hole horsepower hourly production igneous igneous rock illustrates job unit cost lb/in² length limestone loading machine machinery material maximum medium metamorphic rocks mi/h off-the-road open-pit mining ownership and operation percent pipe pump quarry r/min rock excavation rock formation rock haulers rock-earth rolling resistance scraper sedimentary rock shovel shown in Figure slope soft specifications Table tare weight tire tons tow-type tractor tractor-bulldozer tractor-rippers truck valve velocity water wagon weight wellpoint wheels-tires width Work-cost indicator yd³