Investigation of liquefaction potential of sand-tire granulated rubber mixture that used around the buried pipes with shake table tests
tarafından
 
Karaman, Mustafa, author.

Başlık
Investigation of liquefaction potential of sand-tire granulated rubber mixture that used around the buried pipes with shake table tests

Yazar
Karaman, Mustafa, author.

Yazar Ek Girişi
Karaman, Mustafa, author.

Fiziksel Tanımlama
xv, 197 leaves: color illustraltions, charts;+ 1 computer laser optical disc.

Özet
Liquefaction causes major deformations in infrastructures. The rapidly increasing of scrap car tires causes to find new areas to recycle them. It has been seen that granular rubbers to be an effective filling material with their density, permeability, compressibility and also damping characteristics for liquefaction remedation. Firstly, this study aims to explain the effect of rubbers mixed with sand on the liquefaction potential of the mixture during and after earthquakes. For this reason, one-dimensional shaking table experiments were carried out with granular rubbers-sand backfills in a large scale laminar box with varying rubber diameters and varying ratios of rubber. Secondly, the study aims to explain the effect of these mixtures on pipeline performance when used as filling around buried pipelines. Lastly, this study focuses on the possibility of rubber to contaminate groundwater with inorganics. For this purpose, a series of batch tests and column leaching tests were performed. Consequently, mixing rubbers with sand is effective in liquefaction remedation. They reduce the pore water pressure thanks to the high permeability, affect the consolidation characteristics with its permeability and compressibility, also reduce the earthquake loads with their damping facilities. In order to prevent the buried pipelines from uplifting during an earthquake, a limit criteria is suggested to design of the pipe diameter, burial depth and filling conditions with a predicted seismic load. Rubbers aren’t hazardous for contaminating the inorganics into groundwater. If granular rubbers are used in environmentally sensitive areas, it is recommended to use them after a prewash process or soaking in water for a day. Keywords: Liquefaction, Shake Table, Buried Pipeline, Mitigation, Scrap Tire Rubber, Granulated Rubber.

Konu Başlığı
Soil-structure interaction
 
Soil liquefaction
 
Soil mechanics
 
Waste tires
 
Shear strength of soils

Yazar Ek Girişi
Ecemiş, Nurhan,

Tüzel Kişi Ek Girişi
İzmir Institute of Technology. Civil Engineering.

Tek Biçim Eser Adı
Thesis (Doctoral)--İzmir Institute of Technology:Civil Engineering.
 
İzmir Institute of Technology: Civil Engineering--Thesis (Doctoral).

Elektronik Erişim
Access to Electronic Versiyon.


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IYTE LibraryTezT002556TA711.5 .K18 2022Tez Koleksiyonu