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The most important part in the bridge structure is the foundation. As a support for the superstructure, the selection of the type of foundation and its bearing capacity analysis must be carried out carefully. The purpose of writing this thesis is to calculate the bearing capacity of the piles from the results of the Cone Penetration Test (CPT), Standard Penetration Test (SPT). The calculation of the carrying capacity of a single pile is carried out using the Meyerhoff method with variations in dimensions of 20cm and 25cm based on CPT data and dimensions of 25cm based on SPT data, and calculating the permit carrying capacity of the 20cm dimension group piles based on CPT data and 25cm based on SPT data using the Converse-Labarre method. The results and discussion of the analysis of the calculations obtained the conclusion that for the permit carrying capacity (Qi) on a single pile foundation from CPT S-1 data with a depth of 17.60 meters using the Meyerhoff method obtained for dimensions of 20cm = 36.39 tons, 25cm = 53.82 Tons and from SPT BH-1 data into 75.45 meters for dimensions of 25cm = 158.632 Tons, the results of the analysis of the permit bearing capacity (Qi) calculation for pile foundations of the 20cm dimension group from CPT data using the Converse – Labarre method = 145.414 Tons with the number of piles = 4 piles and the results of the allowable bearing capacity (Qi) analysis of the 25cm dimension group pile foundation from the SPT = 505.084 Tons with a total of = 4 piles.
Keywords : Pile foundation, CPT, SPT. | en_US |