Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 11-98
... direct job cost , 32 × $ 77.70 Direct job unit cost , per yd3 , $ 2486 / 740 Explosives and accessories : 50 % extra dynamite , 1110 lb @ $ 0.53 Electric caps , MS - delay , 242 @ $ 0.72 Trunk wire , 1200 ft @ $ 0.92 Total Direct job ...
... direct job cost , 32 × $ 77.70 Direct job unit cost , per yd3 , $ 2486 / 740 Explosives and accessories : 50 % extra dynamite , 1110 lb @ $ 0.53 Electric caps , MS - delay , 242 @ $ 0.72 Trunk wire , 1200 ft @ $ 0.92 Total Direct job ...
Halaman 11-99
... direct job cost , 0.5 × $ 26.30 $ 13.20 Direct job unit cost per yd3 , $ 13.20 / 3.5 $ 3.77 Explosives and accessories : 50 % extra dynamite , 0.9 lb @ $ 0.53 $ 0.50 Electric blasting cap .50 Total direct job cost $ 1.00 Direct job unit ...
... direct job cost , 0.5 × $ 26.30 $ 13.20 Direct job unit cost per yd3 , $ 13.20 / 3.5 $ 3.77 Explosives and accessories : 50 % extra dynamite , 0.9 lb @ $ 0.53 $ 0.50 Electric blasting cap .50 Total direct job cost $ 1.00 Direct job unit ...
Halaman 11-106
... Direct job cost , 1750 × $ 46.00 $ 8050 Direct job unit cost per yd3 , $ 8050 / 350 $ 23.00 Explosives and accessories : 50 % gelatin dynamite , 170 lb @ $ 0.57 $ 998 454 Trunk wire , 2800 ft at $ 0.02 56 Total $ 1,508 $ 4.31 $ 12.20 ...
... Direct job cost , 1750 × $ 46.00 $ 8050 Direct job unit cost per yd3 , $ 8050 / 350 $ 23.00 Explosives and accessories : 50 % gelatin dynamite , 170 lb @ $ 0.57 $ 998 454 Trunk wire , 2800 ft at $ 0.02 56 Total $ 1,508 $ 4.31 $ 12.20 ...
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