Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 12-3
... tractor - bulldozers ; ( 2 ) bucket - type loaders ; ( 3 ) shovels ; ( 4 ) backhoes ; ( 5 ) cranes ; ( 6 ) draglines ; ( 7 ) trenchers ; ( 8 ) belt loaders ; and ( 9 ) wheel - bucket ... Tractor-Bulldozers and Tractor-Angledozers 12-3.
... tractor - bulldozers ; ( 2 ) bucket - type loaders ; ( 3 ) shovels ; ( 4 ) backhoes ; ( 5 ) cranes ; ( 6 ) draglines ; ( 7 ) trenchers ; ( 8 ) belt loaders ; and ( 9 ) wheel - bucket ... Tractor-Bulldozers and Tractor-Angledozers 12-3.
Halaman 14-5
... tractor - bulldozers , hydraulickers , and dredges both haul and spread so that no auxiliary machinery is required except for final dressing of the embank- ment . 2. Scrapers , either crawler - tractor - drawn or self - contained , also ...
... tractor - bulldozers , hydraulickers , and dredges both haul and spread so that no auxiliary machinery is required except for final dressing of the embank- ment . 2. Scrapers , either crawler - tractor - drawn or self - contained , also ...
Halaman 14-28
... tractor = The necessary engine flywheel - brake horsepower of a crawler - tractor is given by the equation : hpX0.69 = WCXRRX ( S × 88 ) 33,000 hp = 0.0039 × WC > RR × S where hp engine flywheel - brake hp of tractor -- 0.69 drawbar hp ...
... tractor = The necessary engine flywheel - brake horsepower of a crawler - tractor is given by the equation : hpX0.69 = WCXRRX ( S × 88 ) 33,000 hp = 0.0039 × WC > RR × S where hp engine flywheel - brake hp of tractor -- 0.69 drawbar hp ...
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