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description Journal article public Jurnal Rekayasa Sipil Politeknik Negeri Andalas

Kajian Land Subsidence Untuk Perkuatan Tanah (Studi Kasus Sawahlunto)

Dwina Archenita, Silvia Nengsih, Desmon Hamid, Monika Natalia, Merly Misriani
Published 2015

Abstract

Sawahlunto have area of 27 345 hectares or 273.45 km2, which has a distance of 95 km from Padang. Sawahlunto include by hills, ramps and elevation 250-650 m above sea level. Now, Sawahlunto has problems, which has been land subsidence. Subsidence happens quite significant and can be fatal if there is construction on it, such as roads, houses and other. Land subsidence become a major issue for society. This research aims to determine the classification of land and calculating subsidence and finding solutions for soil reinforcement in Sawahlunto. This research was carried out by bore hole on a 4 point and laboratory test. At bore hole 1, Land subsidence depth of 5.6 cm, bore hole 2 depth of 14.48 cm, bore hole 3 depth of 27.1 and bore hole 4 depth of 15.6 cm. Soil reinforcement with vertical drainage on research 2. The results will be use for Sawahlunto government.

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  • visibility 226 views
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