Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 10-28
Horace K. Church. Pipe Pipe is usually the portable line type , as is illustrated in Figures 10-6 , 10-16 , and 10-17 . It is usually lightweight and it is available in sizes within the range of common use , 4- to 12 - in diameter . Pipe ...
Horace K. Church. Pipe Pipe is usually the portable line type , as is illustrated in Figures 10-6 , 10-16 , and 10-17 . It is usually lightweight and it is available in sizes within the range of common use , 4- to 12 - in diameter . Pipe ...
Halaman 11-14
... usually the sum of blasting , possible bulldozing to shovel , loading by shovel , hauling by rear - dump haulers , and fill building . Usually preblasting is a transitional method between ripping and blasting and comparative costs ...
... usually the sum of blasting , possible bulldozing to shovel , loading by shovel , hauling by rear - dump haulers , and fill building . Usually preblasting is a transitional method between ripping and blasting and comparative costs ...
Halaman 33
... Usually a separa- tion and weakness in the rock structure . Bedrock Continuous solid rock that everywhere underlies the regolith and which some- times forms the Earth's surface , the regolith having been eroded away and the bedrock ...
... Usually a separa- tion and weakness in the rock structure . Bedrock Continuous solid rock that everywhere underlies the regolith and which some- times forms the Earth's surface , the regolith having been eroded away and the bedrock ...
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/in˛ 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 ydł