水中作業を抑えた吊り下げ式の仮締切り工法。基本的に人力のみで施工が可能
第一建設工業河川内橋脚の補修や補強では、限られた工期で作業空間を確保しつつ、周辺環境に配慮した施工が求められます。 第一建設工業の『Ｄ－ｆｌｉｐ工法』は吊り下げ施工で水中作業を軽減し、任意の深度でドライな作業空間を構築できる仮締切り工法です。出水期に設置した渡河設備を活用し、非出水期の仮締切り設置工程の短縮が可能。大型重機不要で人力施工でき、工期短縮とコストダウン、騒音・振動低減に貢献します。
橋脚補修・補強工法特集
橋脚のひび割れや剥落の防止に！橋梁全体の長寿命化を実現する橋脚補修・補強工法をピックアップ
Date Published:
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Scaffolding "Non-rail Mobile Scaffolding for Bridge Inspection"
A movable scaffold that allows maintenance and repair of existing bridges without assembling a suspended scaffold.
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Bridge inspection vehicle
Implementation of road clearance performance: Only one side of the outrigger extending is okay!
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Bridge maintenance vacuum cleaner "Sweetlu"
The removal and cleaning of sediment, essential for bridge inspections, can be efficiently carried out by workers in a clean environment!
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Bridge Expansion Joint Leakage Repair Worker REJ Method
A leak repair method that excels in waterproofing, durability, and workability. Compared to complete replacement, it only requires sealing materials, making the installation easier.
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Bridge Inspection Vehicle "MBI 70-1/S"
Achievements born from trust! Bridge inspection vehicles that achieve high operational efficiency in a wide range of environments.
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Bridge regular inspection
We also accommodate inspections from the ship, bridges with wide sidewalks, and inspections using high-altitude work vehicles (H=26m).
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Bridge seismic reinforcement components
The seismic brackets can support up to 10 tons! We specialize in thick plate fabricated components.
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Field Inspection with iPad: Bridge Inspection Support System 'Maplet SM'
Streamline the preparation, work, and record-keeping for bridge inspections! With just one iPad, you can register and input inspection points on drawings, as well as take and register related photos.
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Bridge pier seismic reinforcement method "AT Method"
Extremely suppress the bending moment to reduce the increase in the cross-section of the structure, while also accommodating constraints from adjacent structures!
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Proposal for integrated drainage pipes with top plates for bridge repair.
Integrated stainless steel drainage pipe with top plate for bridge repair work (TS-PL_PIPE) NETIS CB-190003-A
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Bridge repair construction services
We will maintain the safety of aging bridges in various regions!
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Bridge inspection (structural inspection) service
Leave everything from bridge inspection to repair design and data organization to us.
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