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Standard Penetration Test (SPT) Correction

Parris N. Glendening Governor Maryland Department of Transportation John D. Porcari State Highway Administration Secretary Parker F. Williams Administrator RESEARCH REPORT. Standard Penetration TEST (SPT) Correction . BY. M. SHERIF AGGOUR AND W. ROSE RADDING. THE BRIDGE ENGINEERING SOFTWARE AND TECHNOLOGY (BEST) CENTER. DEPARTMENT OF CIVIL AND ENVIRONMENTAL ENGINEERING. UNIVERSITY OF MARYLAND. COLLEGE PARK, MD 20742. SP007B48. FINAL REPORT. SEPTEMBER 2001. The contents of this report reflect the views of the author who is responsible for the facts and the accuracy of the data presented herein.

available, CPT, CPTU and dilatometer to mention a few, only the SPT test enables the drill crew to retrieve soil samples. The SPT test is made by dropping a free-falling hammer weighing 140 lb onto the drill rods from a height of 30 inches to achieve the penetration of a standard sample tube 18 inches into the soil.

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