journal article·2017-11Open access

An optimization of the work disruption by 3D cavity mapping using GPR: A new sewerage project in Torrente (Valencia, Spain)

Francisco Garcia-Garcia, Ana Valls-Ayuso, Javier Benlloch-Marco, Manuel Valcuende-Paya

Abstract

[EN] This paper describes the inspection for cavity detection in an urban area in Torrente (Valencia, Spain). A shallow cave was found during the excavation work for a new sewerage project. Digging activities were stopped immediately and a GPR survey (400 MHZ antenna) was required to reorganise the sewerage planning. The 3D GPR-mapping pinpointed most of the detected cavities on one side of the street. As a result, the sewerage system layout was moved to the side of the street where less evidence of cavities was detected. Therefore, GPR technique is a helpful tool for minimizing costs, time, work safety risks and inconveniences to people living in the neighbourhood during civl engineering works, especially in urbanised areas.
Source: openaire · Quality: candidate unverified · Source record ↗

Research context

OpenAlex topics: Geophysical Methods and Applications · Geophysical and Geoelectrical Methods · Seismic Waves and Analysis

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