GravelGravelSoil whose principal fraction has particle size >2.0 mm and ≤63 mm (see EN ISO 14688-1)
Repute
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Property |
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Description |
Default value/units |
Example/range of values |
General |
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Name |
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The item's name |
Soil 1 |
any text |
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Type |
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The item's type |
Gravel |
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Category |
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The item's sub group |
Soil |
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Kind |
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The item's group |
Materials |
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Notes |
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Free-form notes regarding this item |
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any text |
Classification |
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Class |
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The soil's class |
Gr |
Gr, CGr, MGr, FGr, siGr, clGr |
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State |
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The soil's state |
- |
very loose, loose, medium dense, dense, very dense |
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Strict validation |
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If checked, enforce narrower range of typical geotechnical properties of the soil. |
no |
yes/no |
Mass/Weight densities |
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Drained strength |
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Drained stiffness |
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Help |
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Help file |
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Help file providing further information about this soil |
Rex.chm |
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Web site |
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Web site for the program |
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EN ISO 14688-1 defines the sizes of coarse particles within a soil as follows:
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Description |
Particle size (mm) |
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Fine gravel |
2 - 6.3 |
|
Medium gravel |
6.3 - 20 |
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Coarse gravel |
20 - 63 |
|
Rex/x class |
ISO |
BSCS |
USCS |
DIN |
|
Unclassified* |
Gr |
G |
G |
G |
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Coarse |
CGr |
GW or GPu or GPg |
GW or GP |
GW or GE or GI |
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Medium |
MGr |
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Fine |
FGr |
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Silty |
siGr |
G-M or GM |
G?-GM or GM |
GU |
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Clayey* |
clGr |
G-C or GC |
G?-GC or GC |
GT |
* may have effective cohesion
G? is G, GW or GP.
|
Parameter |
Classification |
Minimum |
Default |
Maximum |
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Class |
Extreme |
Normal |
Normal |
Extreme | |||
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r d (kg/m3) |
All |
Unspecified |
1200 |
1400 |
2050 |
2200 |
2500 |
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Very loose |
1200 |
1300 |
1500 |
1600 |
1800 | ||
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Loose |
1300 |
1400 |
1650 |
1800 |
2000 | ||
|
Medium dense |
1400 |
1500 |
1850 |
2000 |
2200 | ||
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Dense |
1500 |
1700 |
2050 |
2200 |
2400 | ||
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Very dense |
1700 |
2000 |
2250 |
2400 |
2500 | ||
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r s (kg/m3) |
All |
Unspecified |
1500 |
1800 |
2200 |
2300 |
2500 |
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Very loose |
1500 |
1700 |
1850 |
1900 |
2100 | ||
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Loose |
1700 |
1800 |
2000 |
2100 |
2200 | ||
|
Medium dense |
1800 |
1900 |
2100 |
2200 |
2300 | ||
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Dense |
1900 |
2000 |
2200 |
2300 |
2400 | ||
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Very dense |
2000 |
2200 |
2250 |
2400 |
2500 | ||
|
f peak (deg) |
All |
Unspecified |
28 |
35 |
37 |
50 |
60 |
|
Very loose |
28 |
32 |
34 |
38 |
40 | ||
|
Loose |
30 |
35 |
37 |
40 |
45 | ||
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Medium dense |
35 |
40 |
42 |
45 |
50 | ||
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Dense |
40 |
45 |
47 |
50 |
55 | ||
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Very dense |
45 |
50 |
52 |
55 |
60 | ||
|
f crit (deg) |
All |
All |
28 |
35 |
37 |
40 |
45 |
|
c'peak (kPa) |
Gr siGr clGr |
All |
0 |
0 |
0 |
0 |
10 |
|
Others |
All |
Not applicable |
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c'crit (kPa) |
Gr siGr clGr |
All |
0 |
0 |
0 |
0 |
5 |
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Others |
All |
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