Embankment Dams: James L. Sherard Contributions |
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Page 63
... liquid limit between 30 and 50 % , Figure 5 . 3. One of the dams consisted wholly of clay of high plasticity with liquid limit varying generally between 60 and 90 % . 4 . In none of the cases was there any obvious cause of the failure ...
... liquid limit between 30 and 50 % , Figure 5 . 3. One of the dams consisted wholly of clay of high plasticity with liquid limit varying generally between 60 and 90 % . 4 . In none of the cases was there any obvious cause of the failure ...
Page 203
... Liquid limit 40 Plasticity index 25 Particle size distribution : Average Size percent finer 2 mm 90 200 sieve 65 0.002 mm 30 0 0.1 1.0 10 اسية ويم 100 1000 Total cation concentration in reservoir water ( meq / liter ) Fig . 57 ...
... Liquid limit 40 Plasticity index 25 Particle size distribution : Average Size percent finer 2 mm 90 200 sieve 65 0.002 mm 30 0 0.1 1.0 10 اسية ويم 100 1000 Total cation concentration in reservoir water ( meq / liter ) Fig . 57 ...
Page 307
... Atterberg Limits for a given clay provide no clue as to whether it may be dispersive or not . Tough CH clays with high liquid limit and plasticity index may be dispersive , and clayey silts ( CL - ML and ML ) may be nondispersive in the ...
... Atterberg Limits for a given clay provide no clue as to whether it may be dispersive or not . Tough CH clays with high liquid limit and plasticity index may be dispersive , and clayey silts ( CL - ML and ML ) may be nondispersive in the ...
Contents
A REVIEW OF EXPERIENCE WITH ASPHALTIC CONCRETE IMPERVIOUS | 10 |
EARTHQUAKE CONSIDERATIONS IN EARTH DAM DESIGN | 30 |
PIPING IN EARTH DAMS OF DISPERSIVE CLAY | 55 |
Copyright | |
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Common terms and phrases
active faults ASCE asphaltic concrete Atterberg limits base soil base specimen borehole broadly graded caused ceramic tip CFRD clay core clay dams clayey coarse cohesionless compacted compressive concentrated leaks concrete slab conduit construction core material crest settlement damage developed dispersive clay dispersive soils displacement downstream filter earth core earth dams earthquake embankment dams eroded erosion tunnels experience failure fault breaks finer flow Geotechnical Engineering gravel grout hole homogeneous dams horizontal hydraulic fracturing impervious core impervious sections impervious soils initial leak kg/cm² laboratory tests layer leakage channel liquid limit maximum measured membrane meters nondispersive occurred Oklahoma open cracks particles permeability pinhole test piping plasticity pore water pressure probably relatively reservoir filling reservoir water rockfill dam samples sand seepage Sherard sieve silts slope sodium Soil Mechanics spillway stress surface test pit vertical vibrating wire piezometers voids water content width Wister Dam Zone