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Recent content by AndrewRD
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CBR and qu relationship
In all this discussion, don't forget that CBR(in-situ) is often very different from CBR(laboratory) [due to different confinement conditions and the existence of a base at shallow depth in the laboratory mold]. It can also vary considerably due to different laboratory or on-site test...- AndrewRD
- Post #7
- Forum: Soil testing engineering
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CBR and qu relationship
A CBR of 100% involves an applied stress of 6.9MPa for 2.5mm penetration or 10.3MPa for 5mm penetration. For a cohesive soil and a circular footing without embedment, Bearing Capacity theory states that applied stress = 1.3 c Nc where c is the undrained cohesion and Nc the cohesion bearing...- AndrewRD
- Post #2
- Forum: Soil testing engineering
