Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 7-3
... Sampling with Split - Tube Sampler Dry sampling , in the sense of securing an undisturbed sample , may be used in connection with wash boring . The chopping bit of Figure 7-1 is removed from the bottom of the wash pipe and a split ...
... Sampling with Split - Tube Sampler Dry sampling , in the sense of securing an undisturbed sample , may be used in connection with wash boring . The chopping bit of Figure 7-1 is removed from the bottom of the wash pipe and a split ...
Halaman 14-16
... sample . A second sample with an increased moisture content is then compacted and the process is re- peated . Additional samples are processed in the same manner until the wet unit weight decreases or until the soil becomes too wet by ...
... sample . A second sample with an increased moisture content is then compacted and the process is re- peated . Additional samples are processed in the same manner until the wet unit weight decreases or until the soil becomes too wet by ...
Halaman 14-17
... sample taken from a cut or borrow pit to be used for moisture - density tests prior to construc- tion of an embankment . The natural moisture of the sample is high , 16 percent of the weight of the dry soil . Nevertheless , if the ...
... sample taken from a cut or borrow pit to be used for moisture - density tests prior to construc- tion of an embankment . The natural moisture of the sample is high , 16 percent of the weight of the dry soil . Nevertheless , if the ...
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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