Standard penetration test - Wikipedia
The SPT is used to provide results for empirical determination of a sand layer's susceptibility to soil liquefaction, based on research performed by Harry Seed,. The blow count provides an indication of the density of the ground, and it is used in many empirical geotechnical engineering formulae. Now customize the name of a clipboard to store your clips.
Drilling Equipment The equipment used shall provide a clean borehole, 100 to 150 mm in diameter, for insertion of the sampler to ensure that the penetration test is performed on undisturbed soil and shall permit driving of the split. Link, images videos requesuote, free" for buying Standard Penetration Test equipment: Request a". The sum of the number of blows required for the second and third.
Baxter, UNiversity of Rhode Island. Decide the depth, width and length of foundation for initial calculation.