Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 2-10
... Soft to medium excavation . Light to dark color . Fine size , between 0.005 mm and 0.05 mm . Soft excavation . Light to dark color . Fine to medium size , between 0.05 mm and 2.0 mm . Soft excavation . Light to dark color . Medium to ...
... Soft to medium excavation . Light to dark color . Fine size , between 0.005 mm and 0.05 mm . Soft excavation . Light to dark color . Fine to medium size , between 0.05 mm and 2.0 mm . Soft excavation . Light to dark color . Medium to ...
Halaman 2-11
... Soft to medium excavation . Chrysotile , serpentine , a hydrous magnesium silicate of 100 % asbestos content . Light to dark color . Occurs in veins of serpentine . Soft to hard excavation . Borax , a hydrous sodium borate of 11 ...
... Soft to medium excavation . Chrysotile , serpentine , a hydrous magnesium silicate of 100 % asbestos content . Light to dark color . Occurs in veins of serpentine . Soft to hard excavation . Borax , a hydrous sodium borate of 11 ...
Halaman 2-12
... Soft to medium excavation . Magnetite , an iron oxide of 72 % iron content . Dark color . Magnetic . Occurs in veins and in disseminations in igneous and metamorphic rocks . Medium to hard excavation . Taconite , an iron oxide composed ...
... Soft to medium excavation . Magnetite , an iron oxide of 72 % iron content . Dark color . Magnetic . Occurs in veins and in disseminations in igneous and metamorphic rocks . Medium to hard excavation . Taconite , an iron oxide composed ...
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