[Construction Case] Tohoku Expressway Urawa TB: Concrete Pavement Slab Settlement Repair Work
The construction period is 1 day! A case study of the correction work for the sinking of the platform section inside the toll booth conducted in Saitama Prefecture in December 2012.
We would like to introduce a construction case we implemented for East Japan Expressway Company Limited. We carried out "Concrete Pavement Slab Settlement Repair Work" at the Urawa Toll Booth on the Tohoku Expressway in Saitama Prefecture. We corrected the settlement of the tread area within the toll booth. 【Case Overview】 ■ Area: Urawa Toll Booth, Tohoku Expressway, Saitama Prefecture ■ Construction Period: 1 day (December 2012) ■ Client: East Japan Expressway Company Limited ■ General Contractor: NEXCO Maintenance Kanto Co., Ltd. *For more details, please refer to the PDF document or feel free to contact us.
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We carry out construction work to correct the sinking, tilting, steps, and gaps in concrete floors caused by uneven ground subsidence in buildings such as factories, warehouses, stores, and general residences, using a completely non-fluorinated urethane resin and our unique "Upcon Method" with small machinery. Additionally, we are engaged in public works that utilize technologies developed through various research and development projects to restore the functionality of aging social infrastructure, such as roads, airports, ports, and agricultural waterways. ■ Features of the Upcon Method 1. Short construction period: The construction time is 1/10 of conventional methods. 2. No interruption of operations: No need to move machinery or cargo. 3. Comprehensive high technical capability: 100% in-house employees. 4. Compact construction system: Quick restoration of the current state is possible. 5. Reduced risk of re-subsidence: Lower risk of re-subsidence compared to conventional methods. We provide total support from on-site surveys nationwide to repair planning and construction, all handled responsibly by our in-house staff. Our specialized and experienced staff will propose the optimal repair plan tailored to your site. Upcon Co., Ltd. was newly listed on the Nagoya Stock Exchange Next Market on December 26, 2022.