Site Characterization of Alluvial Silty Sand Soils by Dynamic In-Situ and Laboratory Tests

Author:

Borujerdi Ali Ramazan,

Abstract

Soil is normally heterogeneous and non-uniform material since it is made up of diverse types of matter. Understanding of soil parameters is one of the foremost complex assignments in geotechnical design. A few laboratory tests of soil need to carry out for engineering practices. Research facility tests take too much time to achieve and are excessive moreover. There's another elective way to urge soil parameters direct from the soil field investigation report to spare time and fetched. The objective ofthis consideration is to explore the relationships of soil parameters with the most commonly utilized soil investigating apparatuses SPT and CPT and other soil parameters that relate to direct applications in designing practice. In this investigate, four sets of in-situ tests were created in order to study the appropriateness of different existing CPT-SPT relationships to the alluvial silty sand soils. The recouped tests from SPT tests contain a calculable sum of fines (fc) extending from 3.5 to 39.2 percent and mean grain measure (D50) extending from 0.09 to 0.23 mm. Ponder comes about demonstrated that qc/N ratio as a function of D50and fc-based relationships are ineffectively pertinent to the silty sand soils. This paper recommends that q/(N1)60ratio as a function of increasing steadily can be way better related in silty sand soils rather than research facility-based D50or fcrelationships. An exertion has moreover been made to perform a comparative investigation for the compelling point of inside contact gotten from CPT, SPT, direct shear tests, andtriaxial tests.

Publisher

Penerbit UTHM

Subject

Building and Construction,Civil and Structural Engineering,Environmental Engineering

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