Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 11-24
... explosive compound . Dynamites can be made in many types and grades , each having different properties and characteristics . Unlike most simple blasting agents , such as ammonium nitrate - fuel oil mixtures , the compositions ...
... explosive compound . Dynamites can be made in many types and grades , each having different properties and characteristics . Unlike most simple blasting agents , such as ammonium nitrate - fuel oil mixtures , the compositions ...
Halaman 11-38
... explosions . The forces attenuate with distance from the charge . Usually they diminish inversely as the square of the distance from the charge of explosive . ( a ) In the case of steam explosion all lines go to the outer surface of the ...
... explosions . The forces attenuate with distance from the charge . Usually they diminish inversely as the square of the distance from the charge of explosive . ( a ) In the case of steam explosion all lines go to the outer surface of the ...
Halaman 33
... explosion . Blasthole A drill hole used for a charge of explosives . Blasthole Drill A drill of any type used in the ... explosions . Bonanza Mining term for a rich body of ore . Booster Small amount of high explosive attached to a ...
... explosion . Blasthole A drill hole used for a charge of explosives . Blasthole Drill A drill of any type used in the ... explosions . Bonanza Mining term for a rich body of ore . Booster Small amount of high explosive attached to a ...
Isi
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