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  • Users: Madziwa
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  1. Madziwa

    Wind Induced Settlement of Piles

    Does anyone know of any work in connection with wind causing vibration that led to piles settling through loose to medium dense silty sands? We have just withstood a storm that has led to some settlement damage on a house on a very exposed coast. The house was designed in accordance with the...
  2. Madziwa

    Retaining wall Pile embedment in rock

    Hi, We are about to try to design a retaining wall for a 15+m height of weathered volcanic ash above a 'soft' sandstone. Does anyone know of any simple way to calculate the embedment depth required to achive a cantilever action? All we have is a dynamic probe blow count on the sandstone at the...
  3. Madziwa

    Dynamic Cone Penetrometer (Penine Probe) to SPT "N" Value Correlation

    Previously I have been given a correlation of SPT "N" = (Sum of DCP blowcount over 300mm[1foot])/1.5. Has this been updated? Also has anyone seen a realistic correlation from SPT "N" to shear strength? [bigsmile] Gareth Williams Geotechnical Engineer, Auckland New Zealand
  4. Madziwa

    Cost of Blasting

    Does anyone have a cost for blasting of hard rock in small quantities (say up to 1000m3) as oposed to rock breaking. I need some comparative costs only, so costs from different parts of the world will be great Thanks Gareth Williams Geotechnical Engineer, Auckland New Zealand
  5. Madziwa

    Mexe Probe to CBR Correlation

    Does anyone have a correlation between CBR and the Mexe-Probe or from Newtons to CBR? We have a SACP (Mexe-Probe) from CNS Farnell that has been calibrated but the calibration only gives us CBR vs Newtons. Can anyone help?

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