Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 9-6
... mill , would cost $ 2975 per acre . The excavator decided to give the merchantable logs to the owner of the sawmill in exchange for the clearing and grubbing of the right of way in accordance with standard specifications and special ...
... mill , would cost $ 2975 per acre . The excavator decided to give the merchantable logs to the owner of the sawmill in exchange for the clearing and grubbing of the right of way in accordance with standard specifications and special ...
Halaman 9-21
... mill . The 30 - in - diameter circular saw , driven by a 15 - hp gasoline engine , may be adjusted also to the horizontal position for cutting standing timber . The maximum size log or tree handled is about 10 - in diameter . The 1978 ...
... mill . The 30 - in - diameter circular saw , driven by a 15 - hp gasoline engine , may be adjusted also to the horizontal position for cutting standing timber . The maximum size log or tree handled is about 10 - in diameter . The 1978 ...
Halaman 13-128
... mill . Figure 13-69 Loading a train consisting of locomotive and 10 quarry cars . The large - capacity electric shovel is loading alternate cars with 12 tons of limestone to give half of a train load , or a total of 60 tons . The train ...
... mill . Figure 13-69 Loading a train consisting of locomotive and 10 quarry cars . The large - capacity electric shovel is loading alternate cars with 12 tons of limestone to give half of a train load , or a total of 60 tons . The train ...
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ROCK WEATHERING | 3-4 |
LANDFORMS AND GEOMORPHOLOGY | 4-4 |
OPENCUT EXCAVATIONS | 5-3 |
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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