Design and Construction of Forest Service Dams for Use of Civilian Conservation Corps |
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Page 94
... dry soil surrounds each particle as a thin film held in place by the force ... Weight of Soil , Lb. per Cu . Ft . 140 130 120 110 100 Compacted weight པ་和 Dry weight Per cent voids 8 12 16 20 50 404 0 30 30 20 24 Per Cent of Voids 90 4 ...
... dry soil surrounds each particle as a thin film held in place by the force ... Weight of Soil , Lb. per Cu . Ft . 140 130 120 110 100 Compacted weight པ་和 Dry weight Per cent voids 8 12 16 20 50 404 0 30 30 20 24 Per Cent of Voids 90 4 ...
Page 95
... weight curve The curves of Fig . 2 were plotted Tom data secured by compacting a andy clay soil at thirteen ... dry - weight curve was ob- ained by deducting the weight of the ontained moisture from the compacted weight per cubic foot ...
... weight curve The curves of Fig . 2 were plotted Tom data secured by compacting a andy clay soil at thirteen ... dry - weight curve was ob- ained by deducting the weight of the ontained moisture from the compacted weight per cubic foot ...
Page 96
... curves that have been experimentally deter- mined , together with many field meas- urements , verify this conclusion . The compaction of this soil at a mois- ture content of 12.5 per cent is shown by Fig . 2 to result in a dry weight of ...
... curves that have been experimentally deter- mined , together with many field meas- urements , verify this conclusion . The compaction of this soil at a mois- ture content of 12.5 per cent is shown by Fig . 2 to result in a dry weight of ...
Page 97
... dry - weight curves — - Soil - plasticity eedle determinations of moisture content and ompaction - General field and ... Curve A was ob- ined by actual field tests in which the il was compacted to the fullest possi- e extent by a sheepsfoot ...
... dry - weight curves — - Soil - plasticity eedle determinations of moisture content and ompaction - General field and ... Curve A was ob- ined by actual field tests in which the il was compacted to the fullest possi- e extent by a sheepsfoot ...
Page 98
... dry - weight curves to the zero air voids and per cent of voids curve . Curve C is from Fig . 3 , curve D was obtained with a silty gravel , curves E and G were ob- tained with clayey soils , and curves F and H were obtained from ...
... dry - weight curves to the zero air voids and per cent of voids curve . Curve C is from Fig . 3 , curve D was obtained with a silty gravel , curves E and G were ob- tained with clayey soils , and curves F and H were obtained from ...
Common terms and phrases
A.S.T.M. Designation aggregate arch dams auger cent moisture clay cofferdam compacted fill compacted soil compacting the soil concrete considerable consolidation core creosote creosote oil cross-section cubic foot cylinder dam construction depth determined downstream drill rods drive head dry weight dry-weight curve earth dams engineer equipment factor of safety feet FISH LADDERS flood flow flume foot lengths force Forest Service foundation friction gravel gravity dams hole horizontal hydraulic fill Hydraulic fill dam impervious inches laboratory load masonry dams material maximum method minimum mixer moisture content necessary obtained outlet pacted penetration resistance percolation rate percolation tests pipe plasticity needle pressure removed reservoir riprap rock fill rock-fill dam rollers samples sand saturated sheet piling shown silt slope sluiced specimen spillway sq.in steel stratum stream structure sufficient surface thickness timber dams tion upstream velocity vertical voids wash boring watertightness