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List of products by author: A. Kumar
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Challenges in Construction of Underground Metro Station Adjacent to Flyover with Top down and Partial Bottom up...
Abstract: Underground tunneling in urban areas poses several challenges and the risk multiplies in densely populated metro cities. The Mukundpur-Yamuna Vihar Corridor under Delhi MRTS Project of Phase-III involves construction of many underground stations, among which one of the station is Vinobapuri station whose box comprises of dimensions (243 m (L), 24.73 m (Clear Width) and (17.65 m depth of rail...
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Construction of Subway in Cohesionless Soil by Method of Box Pushing Technique: A Case Study of Bhikaji Cama Place...
Abstract: EMPTY ABSTRACT Construction of Subway in Cohesionless Soil by Method of Box Pushing Technique: A Case Study of Bhikaji Cama Place Metro (BKCP) Station of DMRC
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Design for Stability of Slopes for Portal Development Works in Himalayan Geology
Abstract: USBRL project of Indian Railways in the state of Jammu and Kashmir of India is being implemented to connect Kashmir valley with mainland of India through railways. The project is being carried out in highly unpredictable Himalayan geology. At some tunnel portals excavations were temporarily stabilized to facilitate construction activities of the tunnels without interruption. These portals were...
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Design strategy of tunnel-12 passing through a regional Churachandpur-Mao-Fault in the Tupul Imphal B.G, line section...
Abstract: In this study, we have thoroughly investigated the design philosophy of the Tunnel No 12 which is of 11.55 Km length passing through the active Churachandpur-Mao-Fault across the Tunnel. There are also several faults namely Dalang fault , Langka Fault Kadi Fault and Kabaw Thrust etc. are located around the Tunnel No 12. The proposed Tunnel No 12 is located in seismic zone V which is marked as...
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NATM – Metro Tunnel Below Elevated Metro Line
Abstract: Delhi Metro Rail Corporation (DMRC) in 2002 started its first phase of metro link of multiple phase metro network in Delhi. After successful completion of first two phase of metro network DMRC in 2012 - 2013 started third phase of its expansion. Metro network in Delhi is a combination of underground and elevated corridors. In the third phase, DMRC has taken up the task to construct metro...
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Planning tunnels to reduce environment impact and land acquisition
Abstract: East Coast Zone of Indian Railway has planned 445km of additional railway line to support the transportation of metal ore and coal to major ports of east India along with movement of passenger traffic in state of Odisha. The project includes construction of more than 50 tunnels all with unique challenges. RITES Limited is awarded the work for preparing the Detailed Project Report for design of...
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Settlement Analysis and Monitoring Instrumentation of Delhi Metro’s operational Line-2 tunnels during TBM, of new...
Abstract: Delhi Metro Line-8/Phase-3 TBM tunnels underpass the operating underground Metro Line-2 (near existing Hauz Khas station) with low cover. Since the existing tunnels of Line-2 will be under operation during the construction of the new Line-8, scientific design was carried out in order to determine the critical factors that govern the interaction of the two twin bore tunnels (existing and under...
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Site specific seismic study of Tupul-Imphal railway line in Manipur, India
Abstract: The present study is focused on the site specific seismic study of the ongoing Tupul-Imphal Railway Line in Manipur which includes the Tunnel No 12 of the Tupul - Imphal section with an estimated length of 11.55 km. The proposed railway line is few kilometers only from the epicenter of the January 3, 2016 Mw6.7 earthquake, resulting from strike slip faulting in the complex plate boundary, thus...
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Sustainable and Strategic Use of Underground Space - Ashram Underground Metro Station
Abstract: Initially a major portion of Ashram underground Metro Station including ancillary building was planned at a private land, but due to non-acquisition of private land because of litigation, Ashram station was redesigned by reducing the typical 265 meter length of station within an available land of 151 meters. Redesigning 265 meters length of original station box in a length of only 151 meter was...
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