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Investigation of Water Leakage of Metro Segments Caused by Metro Underpass Structures
Published 2021-01-01“…However, to date, the underground confined water channels formed by metro underpass reinforcement structures have not been considered as causes of the problem. …”
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Study on Settlement Influence of Newly Excavated Tunnel Undercrossing Large Diameter Pipeline
Published 2022-01-01“…With the rapid development of tunnel construction, there will be an increasing number of engineering cases about undercrossing existing pipelines. During the undercrossing process, the settlement control of existing pipelines is relatively strict. …”
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Prediction of Bench Blasting Vibration on Slope and Safety Threshold of Blasting Vibration Velocity to Undercrossing Tunnel
Published 2021-01-01“…To facilitate safe and timely cooperative blasting construction of the slope and undercrossing tunnel, a vibration monitoring test of the slope and tunnel surrounding rock is conducted. …”
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IMPROVING THE QUALITY OF WORK ON CULVERT UNDERPASS BOX STRUCTURES USING THE LEAN SIX SIGMA METHOD
Published 2025-01-01“… Underpass is an infrastructure built by the government below the ground level to alleviate traffic congestion in large cities. …”
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Study on Sensitivity Parameters Analysis of Grouting Reinforcement Underpassing Existing Subway Tunnel by Numerical Modeling
Published 2021-01-01“…When carrying out construction that underpasses existing subway tunnels, the surrounding rock is frequently disturbed. …”
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Deformation Characteristics of Existing Twin Tunnels Induced by Double Shield Undercrossing with Prereinforcement: A Case Study in Hangzhou
Published 2021-01-01“…This paper is based on the case of the earth pressure balance (EPB) shield tunnelling project of the new Metro Line 2 undercrossing the existing Metro Line 1 in the soft soil urban area of Hangzhou. …”
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Stability Analysis of TBM Tunnel Undercrossing Existing High-Speed Railway Tunnel: A Case Study from Yangtaishan Tunnel of Shenzhen Metro Line 6
Published 2021-01-01“…During the construction of the underpass of a new tunnel, the excavation unloading effect disturbs surrounding rock masses and promotes surrounding rock deformation, inevitably changing stress and displacement in the existing tunnel. …”
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Shield Equipment Optimization and Construction Control Technology in Water-Rich and Sandy Cobble Stratum: A Case Study of the First Yellow River Metro Tunnel Undercrossing
Published 2019-01-01“…The Lanzhou Yellow River Tunnel is the first metro shield tunnel that undercrosses the Yellow River in China. It was completed after successfully overcoming several construction challenges, including strata with a high proportion of large-sized sandy cobble stratum being saturated, large-scale sand pits along the bank of the Yellow River, and a combination of boulders and erratic blocks of rock. …”
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Effect of Expanding a Rectangular Tunnel on Adjacent Structures
Published 2018-01-01“…The results show that the ground settlement curve in the vertical direction of the underpass is similar to the shape of V, and the maximum settlement appearing in the center line of underpass is 18.7 mm. …”
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Prediction of Ultimate Antifloating Force of Bored Piles in Urban Road Crossing Overpass
Published 2022-01-01“…As an effective antifloating measurement in underpass engineering, uplift piles have been widely employed in the antifloating design of underground structures, such as basements, underground roads, and underground shopping malls. …”
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Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
Published 2014-01-01Get full text
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Types, Magnitude and Factors Associated with Medication Administration Errors Among Nurses in Rubanda East Health Sub District.
Published 2024“…Specifically, 60.83% administered underdoses moderately, 48.33% administered overdoses to a greater extent, and 64.17% administered the wrong drug to a greater extent. …”
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Mathematical analysis of a model for HIV-malaria co-infection
Published 2009-02-01Get full text
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Liver lobes and cirrhosis: Diagnostic insights from lobar ratios
Published 2025-01-01Get full text
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