Ground Settlement Due to Tunneling in Cohesionless Soil
نویسندگان
چکیده
By the year 2035 it is estimated that Delhi and Mumbai will become two of most populous cities around globe. The massive population growth rate has led to rise land scarcity, urbanization, industrialization developments for rapid transit systems have made accordingly. Modern comprise Metro rails subways etc., increase underground-construction activities. Nowadays, tunnel-construction process heavily relies on machineries such as tunnelling-boring machines (TBM) operations produce great hindrance in soil mass resulting ground settlement at surface. This study aimed address these issues through small-scale laboratory experiments further amplification real-valued problems utilizing numerical methods. A cubic box edge length 1 m up mild steel was generated simulate a tunnelling operation aluminum-made lining were used concrete tunnel linings. finite element-based investigation done 2D elastoplastic model with dimensions 42 × m. Analysis carried out Optum G2 software. analyzed variations shapes included circular, horseshoe, arch, elliptical, square. Results showed elliptical-shaped linings experienced least are recommended places where surface may cause major damage. It also square-shaped should not be situations due their higher values.
منابع مشابه
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ژورنال
عنوان ژورنال: Applied sciences
سال: 2022
ISSN: ['2076-3417']
DOI: https://doi.org/10.3390/app12073672