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Rock Stability
Bulk weight of rocks
Bulk weight or rock γ
| Rock strength | Rock category (examples) |
Bulk weight of rock γ
[kN/m3] |
| Solid rock | most hard solid rock, intact, compact and dense quartz rock and basalt, other extraordinary hard rocks | 28,00 - 30,00 |
| Highly hard rock | very hard granit rock, quartz porphyry, very hard granite, hard flinty shale, quartzite, very hard sand rock and very hard cacite | 26,00 - 27,00 |
| Hard rock | granite, very hard sandstone and calcite, quarzite lode, hard conglomerate, very hard ore, hard limestone, marble, dolomite, pyrite | 25,00 - 26,00 |
| Rock | sandstone, ore, medium sandy shale, flagstone | 24,00 |
| Medium rock | hard mudstone, softer sand rock and calcite, chalky clay | 23 - 24,00 |
| Soft rock | shale, soft limestone, calk, salt rock, frozen ground, anthracite, marl, remoulded sandstone, soft conglomerate, ground with fels | 22,00 – 26,00 |
| Weak soil | compact clay, soil eluvium, black coal |
20,00 - 22,0
18,00 - 20,00 |
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Company Fine develops structural engineering software with main focus on geotechnical software and structural engineering analyses.
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A Fine építőmérnöki szoftvereket fejleszt, elsősorban statikai és geotechnikai programokat.
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Společnost Fine se zabývá vývojem stavebního software, zejména programů na statické výpočty, zakládání staveb a geotechniku.
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Компания Fine занимается разработкой строительного программного обеспечения, особенно программ для расчета статики и геотехнических программ.
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Fine es una compañía que desarrolla y suministra programas de ingeniería civil especializada en programas geotécnicos y de estructuras.
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