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(Reference retrieved automatically from Web of Science through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

DMT for Load-Settlement Curve Prediction in a Tropical Sandy Soil Compared to Plate Load Tests

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Author(s):
Dos Santos, Roberto A. [1, 2] ; Rocha, Breno P. [3] ; Giacheti, Heraldo L. [1]
Total Authors: 3
Affiliation:
[1] Sao Paulo State Univ, Dept Civil & Environm Engn, 14-01 Engn Luiz Edmundo Carrijo Coube Ave, BR-17033360 Sao Paulo - Brazil
[2] Univ Fed Mato Grosso, Inst Engn, 2367 Fernando Correa da Costa Ave, BR-78060900 Cuiabad, Mato Grosso - Brazil
[3] Univ Sao Paulo, Dept Geotech Engn, 400 Trabalhador Sao Carlense Ave, BR-13566590 Sao Paulo - Brazil
Total Affiliations: 3
Document type: Journal article
Source: GEOTECHNICAL TESTING JOURNAL; v. 43, n. 1, p. 113-131, JAN 2020.
Web of Science Citations: 1
Abstract

The flat dilatometer test (DMT) has been used as an accurate in situ site investigation tool for foundation settlement prediction. However, few investigations have assessed its performance in settlement prediction in unusual soils. In addition, very little work has been performed to obtain a complete load-settlement prediction curve. This article assesses an approach that uses the DMT to obtain a complete load-settlement prediction curve at a tropical sandy soil site under both natural and inundated conditions. DMTs, plate load tests, and oedometer tests were carried out in these two moisture conditions at the experimental research site located in Bauru, Sao Paulo State, Brazil. The obtained data showed good agreement between the load-settlement curve predicted by the DMT and those determined by the plate load tests at four different depths and two soil conditions. The presented interpretation method based on DMT data worked well to predict the complete load-settlement curve at an unusual soil site at different depths and soil moisture content conditions. (AU)

FAPESP's process: 11/09031-0 - Analysis of the hydro-mechanical behavior of an unsaturated tropical soil
Grantee:Roger Augusto Rodrigues
Support Opportunities: Regular Research Grants
FAPESP's process: 15/17260-0 - Seismic DMT for site characterization of tropical soils
Grantee:Heraldo Luiz Giacheti
Support Opportunities: Regular Research Grants
FAPESP's process: 14/23767-8 - CPT data interpretation considering the influence of the unsaturated soil condition
Grantee:Renan Craveiro Bezerra
Support Opportunities: Scholarships in Brazil - Scientific Initiation