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Re: Angle of Repose - Saturated Soil

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I don't know if my first try has gone through, so I try it again.

The USS "Design of Sheet Piling Structures" has the following information.

Table 6 - Typical Weights and Angles of Repose of Various Foundation
Materials

Angle of Repose        Weight          Equiv. Liquid
                Kind of Material                    Slope Ratio
    (Degrees Seconds)       (PCF)         Pressures (PSF)
    Ashes, dry  ????????..       1  on  1                    45           0
    40                    6.9
    Cinders, bituminous, dry ??...       1  on  1                    45
    0                   45                    7.7
    Clay, in lumps, dry ?????..       1  on  1.333             36
    52                   63                  15.8
    Clay, damp, plastic ?????...      1  on  3                    18
    26                 110                  57.1
    Clay and gravel, dry  ???..?..      1  on  1.333             36
    52                 100                  25.0
    Clay, gravel and sand, dry ?..?.      1  on  1.333             36
    52                100                  25.0
    Earth, perfectly dry, loose ???      1  on  1.333             36
    52                 76                  19.0
    Earth, perfectly dry, packed??..      1  on  1.333             36
    52                 95                  23.8
    Earth, slightly moist, loose ?..?.      1  on  1.333            36
    52                 78                  19.5
    Earth, more moist, packed ?...?.       1  on  1                   45
    0                 96                  16.5
    Earth, soft flowing mud ??...?.       1  on  3                   18
    26                108                 56.1
    Earth, soft mud. Packed ??...?.       1  on  3                   18
    26                115                 59.7
    Gravel, dry (<=1 " size) ???......      1  on  1.333             35
    52                104                  26.0
    Gravel, dry (<=2.5 ") ????.......      1  on  1.333            35
    52                  96                  24.0
    Limestone fragments, dry (<=1")...     1  on  1                    45
    0                 85                  14.6
    Limestone fragments, dry (<=2.5" )    1  on  1                    45
    0                 80                  13.7
    Sand, clean and dry ?????...      1  on  1.5                 33
    41                90                  25.8
    Sand, river, dry ????..??.....      1  on  1.5                 33
    41              106                  30.4
    Sand, slag No. 1, dry ?????..     1  on  1.5                 33
    41                55                  15.8
    Sand, slag No. 2, dry ?????..     1  on  1.5                 33
    41                49                  14.0
    Sandstone fragments ?????.     1  on  1                    45
    0                90                  15.4
    Shale fragments ???????..     1  on  1.333             36           52
    105                  26.3
    Slag, bank (1/2" to 1" size) ??....     1  on  1.333             36
    52               67                   16.8
    Slag, bank (1" to 2.5" size) ??....     1  on  1.333             36
    52               72                   18.0
    Slag, bank screenings (<=3/16") ..     1  on  1.333             36
    52             117                   29.3
    Slag, bank screenings (<=1/2) ?..     1  on  1.333             36
    52               98                   24.5
    Slag, machine ????????..     1  on  1.333             36           52
    96                   24.0

Table 10 - Weights and Angles of Repose (Various Kinds of Materials Dumped
into Water)

Angle of Repose        Weight
                     Kind of Material                    Slope Ratio
(Degrees Seconds)        (PCF)
    Sand, clean  ????????..       1  on  2                26            34
    60
    Sand and clay ???????..        1  on  3                18            26
    65
    Clay ???????????...        1  on  3.5             15            57
    80
    Gravel, clean  ???????...        1  on  2                26
    34                  60
    Gravel and clay ??..????..       1  on  3                18
    26                  65
    Gravel, sand and clay ????..      1  on  3                18
    26                  65
    Soil  ??.?????????..       1  on  3.5              15           57
    70
    Soft rotten rock ???????      1  on  1                 45             0
    65
    Hard rock, riprap??????..       1  on  1                 45
    0                  65



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