Improvement of Loose Clayey Soil Layers Under Shallow Foundation with Using Geogrid
Subject Areas : Analysis of Structure and Earthquake
ramin vafaeipoor
1
(
department of civil eng, islamic azad univ., tabriz branch
)
sadaf mahmoudi azar
2
(
Department of civil engineering, Tabriz Branch, Islamic Azad university, Tabriz, Iran
)
Keywords: Settlement, Dynamic Analysis, Modeling, Reinforcement, PLAXIS, geogrid,
Abstract :
Geogrid as reinforcement in the present, can solve the problems with the construction of heavy structures and embankments on weak soils without need for piling or excavation operations. This is done by placing geogrid on weak soils Between them at appropriate distances then cut the failure surfaces This article is about geotechnical information of weak soil of Fereshteh street in Tabriz city. in the present study, two sides geogrid is widely used and parallel under foundation with burst zero, one, two, three and four meters. In the PLAXIS modeling software, model has been designed for statically and dynamically or seismic analysis and their behavior has been compared. according to the results by Construction of two layers of geogrid vertical settlement for this soil has been 4.30 centimeters in thirty days. Which has the lowest amount compared to other layers in this case this can help in preventing long-term soils settlement. This result can be used for the lands which there is no limit on the adjacent Residential structures to a radius of three meters.
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