Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 15-3
... construction and maintenance of haul roads accounts for an equal share of the increase in travel speeds . The reasons for good haul roads are economic . They make for greater travel speeds with lesser shock loads , which are translated ...
... construction and maintenance of haul roads accounts for an equal share of the increase in travel speeds . The reasons for good haul roads are economic . They make for greater travel speeds with lesser shock loads , which are translated ...
Halaman 15-6
... construction of these roads may call for much of the machinery described in Chapters 9 to 14. These chapters contain specifications , productions , and costs for ma- chines used in haul road construction and maintenance . Chapter 8 ...
... construction of these roads may call for much of the machinery described in Chapters 9 to 14. These chapters contain specifications , productions , and costs for ma- chines used in haul road construction and maintenance . Chapter 8 ...
Halaman 16-9
... construction of a cofferdam starts with driving or jetting the piling all around the excavation prism to the desired depth . If steel piling is used , the entire ring of interlocking piles is set up before driving and then a few piles ...
... construction of a cofferdam starts with driving or jetting the piling all around the excavation prism to the desired depth . If steel piling is used , the entire ring of interlocking piles is set up before driving and then a few piles ...
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