{"id":3091,"date":"2019-03-12T14:50:36","date_gmt":"2019-03-12T06:50:36","guid":{"rendered":"http:\/\/101.37.83.176\/?p=3091"},"modified":"2022-09-06T17:07:33","modified_gmt":"2022-09-06T09:07:33","slug":"geotechnical-consultancy-services","status":"publish","type":"post","link":"http:\/\/101.37.83.176\/?p=3091","title":{"rendered":"Geotechnical Consultancy Services"},"content":{"rendered":"

\u00a9 Written by J.Y. WANG<\/span><\/a><\/p>\n

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\n\"\"<\/a><\/p>\n

\n

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Geotechnical consultancy services<\/strong><\/p>\n

    \n
  1. Site investigation program: borelog details, cross section profile of the soils.<\/li>\n
  2. Foundation option recommendation<\/li>\n
  3. Foundation capacity both deep foundation and shallow foundation<\/li>\n
  4. Recommendation founding depth<\/li>\n
  5. Settlement estimates Soil parameter : modulus of sub-grade, spring constant, wet & dry density, undrained and drained shear parameters, Young\u2019s Modulus, Poison ratio, over-consolidation ratio (OCR) and compressibility parameters for each layer\/stratum for design purpose based on soil investigation results, etc<\/li>\n
  6. Recommendation pile efficiency<\/li>\n
  7. Recommendation for the feasibility of ground bearing slab on existing ground, basement or on compacted fill for floor, including values of soil stiffness and California bearing ratio (CBR).<\/li>\n
  8. Recommendation of sub-grade treatment\/preparation for pavement design for internal roads and open parking lot area, including CBR values.<\/li>\n
  9. Recommendation on design parameters (Ka, Kp and pressure diagram) for retaining wall \/ diaphragm wall and basement wall design.<\/li>\n
  10. Recommendation for excavation work
    \nComments on the requirements for dewatering for any underground works and its implications (slope stability, adjacent properties, etc). Specify the recommended dewatering system and criteria based on pumping test results.<\/li>\n
  11. Comments on acceptability of sulphate and chloride contents in the ground and recommendation, if any.<\/li>\n
  12. If the investigation is being done during dry season. What is the recommended highest water table to be used in structural design.<\/li>\n
  13. Comments on permeability including the recommended permeability coefficient value for each layer of ground soil, e.g. for soak pits design, ground water drawdown, ground water re-charging, etc.<\/li>\n
  14. Comments on the suitability of the existing soil for backfilling. Comments on optimum moisture content to achieve compaction of soil to the required max. dry density and CBR design.<\/li>\n
  15. Comments on liquefaction susceptibility of the ground\/soil stratum of the site, if any.<\/li>\n
  16. Comments on hazards evaluation, including evaluation, recommendation of Probabilistic Seismic Hazard Analysis (PSHA). (Optional)<\/li>\n
  17. Advice on the soil classification and the Site Specific Response Spectra (SSRS).<\/li>\n
  18. Comments on the slope stability analysis of the ground for building constructed on slope for open cut excavation.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

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