Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 9-3
... grubbing is presently applicable . Clearing consists of cutting down and removing or burning trees and brush , and it is an above- ground operation . Grubbing includes the removing of stumps and roots and it is a below- ground action ...
... grubbing is presently applicable . Clearing consists of cutting down and removing or burning trees and brush , and it is an above- ground operation . Grubbing includes the removing of stumps and roots and it is a below- ground action ...
Halaman 9-12
... grubbing but , nevertheless , Figures 9-1 through 9-8 depict vividly what the excavator may expect on many jobs and indicate there is still a lot of work for modern Paul Bunyans . If growth of trees and brush is medium to heavy , a ...
... grubbing but , nevertheless , Figures 9-1 through 9-8 depict vividly what the excavator may expect on many jobs and indicate there is still a lot of work for modern Paul Bunyans . If growth of trees and brush is medium to heavy , a ...
Halaman 9-34
... grubbing $ 3.30 $ 1485.00 7040.00 $ 8525.00 The cost of the entire operation may be summarized as follows : Total cost for clearing and grubbing Cost per acre , 39.5 acres total Cost per 1000 board ft , estimated 12,960 board ft / acre ...
... grubbing $ 3.30 $ 1485.00 7040.00 $ 8525.00 The cost of the entire operation may be summarized as follows : Total cost for clearing and grubbing Cost per acre , 39.5 acres total Cost per 1000 board ft , estimated 12,960 board ft / acre ...
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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