Tunnelling Activities in Japan 2022
Articles will be opened regularly.
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| 01 | Construction of a Watertight Tunnel in Consideration of Environmental Protection for Wetland Registered Under the Ramsar Convention - The Hokuriku Shinkansen, the Miyama Tunnel - |
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| 02 | Breakthrough of a Long Tunnel by Geological Evaluations Combined with Various Types of Forward Exploration - Hokuriku Shinkansen New Hokuriku Tunnel(Okunono Construction Area) - |
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| 03 | Excavation directly under the main road in an urban area using the mountain tunnelling method with pipe roofing - Kyushu Shinkansen West Kyushu Route, Isahaya Tunnel - |
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| 04 | Excavation of a Large-Section, Deep shaft Using a Diaphragm Wall and Chemical Grouting |
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| 05 | Repairing the Pilot Tunnel of the Seikan tunnel Tappi Pilot tunnel Repair Works |
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| 06 | A large-scale 920-meter-long subway station extension improvement project using the three-dimensional urban planning system |
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| 07 | Square Element Propulsion Method Applicable to Large-Section Horseshoe Tunnels in in Trenchless Areas of Stations |
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| 08 | The work of large-scale cross-section expansion of underground station constructed with pneumatic caisson method |
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| 09 | Construction of a Mountain Tunnel under Obstacle-Spotted Areas on Sandy Ground with Overburden |
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| 10 | Mountain Tunnel Construction Using ICT |
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| 11 | Countermeasures against swelling of in-service tunnels using precast inverts |
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| 12 | Breaking Through the Complex Geological Formations along the Median Tectonic Line with 3D Computerized Construction |
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| 13 | Overcoming mountain tunnels under strong ground pressure with a round triple support structure |
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| 14 | ICT construction of a mountain tunnel that obtained Collaborative Safety 2.0 certification |
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| 15 | Excavation of Phase II Tunnel by Early Cross-Sectional Closure at Distance of 0.85m from In-Service Tunnel … |
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| 16 | Large-Section Shield Tunnel Excavated Directly Beneath Runway in Service Tokyo International Airport Tunnel |
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| 17 | Construction of a Large-Scale Composite Box Culvert Encompassing a Complex System of Intertwining Ramps |
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| 18 | Immersed tunnel in the Tokyo coastal area that shortened the construction period Uminomori Tunnel in Tokyo Port |
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| 19 | Underground connection to the existing tunnel using a slide hood |
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| 20 | 22.5% uphill electric cable tunnel by mud-pressure shield in composite ground containing weathered granite |
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| 21 | The construction of a long-distance deep shield passing through central Tokyo |
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| Innovations in Technology | ||
| 22 | Trial Inspection of Finished Dimension by 3D Laser Scanner |
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| 23 | Inspection of Tunnels Using a Running Vehicle with Tunnel Lining Surface Imaging Technology |
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| 24 | Tunnel Disaster Prevention Facilities in Tokyo Meropollitan Expressway |
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| 25 | Development of Next Generation Tunnel Construction System: Remote control Technology for Shotcrete |
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| 26 | Remote Control Technology for Applying Shotcrete“ T-iROBOTM Remote Shotcreting” |
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| 27 | Shield construction using AI to improve efficiency and quality - "AI Transform Shield |
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| 28 | Light-Weight Steel Pipe for Forepiling Made with High-Strength Material“ AGF Tuff & Light”… |
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| 29 | Development and application of automatic construction system for tunnel-secondary lining |
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| 30 | Continuous concrete pouring system using extending/retraction-type hose to improve quality and save resources while placing lining concrete in tunnels |
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| 31 | “A.E.s.SLic” AI Technology that Automatically Evaluates the Surface Quality of Lining Concrete |
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| 32 | An Automatic Tunnel Lining Concrete Construction Robot System for Practical Use |
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| 33 | “Spacepack®”: A Tunnel Lining Backfill Grouting Method |
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| 34 | Automatic Spreading System of Long Waterproof Sheets |
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| 35 | Measurement System for Groundwater Inflow Rate and Pressure in Advanced Boring ―T-DrillPacker® |
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| 36 | MOLE-FMR (Field Mixed Reality) & FCM (Field Crack Mapping) ― MR Aided Tunnel Inspection System ― |
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| 37 | Adopting“ Safety 2.0” to Construction Work |
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| 38 | Blast Master: The System that Reduces Excess Digging and Makes a Smooth Excavation Surface |
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| 39 | An On-site batcher plant that automatically controls concrete mixing temperature Smart Batcher Plant ® |
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| General Aspects of Tunneling in Japan | ||
| List of Members | ||