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Feature

Features

(01)

Cost reduction because it is a one-stop service

In the steel bridge repair work, from planning, design and accumulation, construction planning and construction work (floor plate repair, telescopic joint repair and replacement, bearing repair and replacement, bridge prevention equipmentOur company undertakes a series of processes from installation, crack repair and preventive maintenance, ground adjustment, painting, etc.), construction management, and completion.You can reduce the cost.

(02)

Quick response because it is a one-stop

Since all decision・making and communication in each process can be completed by one company, time loss in confirmation and judgment can be reduced as much as possible.

And with the use of quick decks, safety and efficiency are further enhanced.

Flow

Steel bridge repair work by one-stop construction

Comprehensive support from planning and design to construction construction and completion.
In the field, it is possible to efficiently carry out various repairs to finish painting by utilizing the quick deck owned by the company.

Planning and design - Cost estimation

Planning, design and accumulation

Construction plannning

Construction plan

Construction management - Completion

Construction Management - Completion

01

Planning, design and accumulation

橋の形状、現場条件は様々です。現場への搬入経路、機材設置個所、既設塗膜状況などを綿密に調査した上で計画・設計を行います。
設計内容に応じた積算を行います。塗膜調査結果に基づき、関連法令に準じた安全対策費用も計上します。

Field survey

Meeting

Design status

Cumulative status

02

Construction plan

To meet the requirements of the orderer and to make the construction safer, better, cheaper, faster and less environmental impact.Determine the method and procedure for construction.

To this end, we conduct on・site inspections to understand the surrounding environment, conduct on-site inspections to thoroughly investigate the conditions of the contract with the ordering party, and consult and coordinate with the local community.Based on the preliminary investigation, the construction plan is drawn up after technical examination of the construction method, the construction order, the machine used, etc.

On-site inspection

Process creation

03

Construction Management - Completion

施工計画に記載した内容と現場施工が一致し、内容が確認できる施工管理を行い、竣工をめざします。
日常の出来形管理、品質管理に加えて、使用機械、使用材料の管理なども行います。

Installation of scaffolding

Check the shape after the plate repair

Replacement of accounts

Confirmation of environmental compliance of the machine used

In order to handle hazardous substances, management and safety measures for workers are also essential.
We conduct regular in・house patrols (on-site and in writing) to correct any defects immediately.

Morning assembly

Written inspection

Safety inspection by in-house inspection

Clean room installation

Performance

Yamada's technical capabilities

Significantly reduce industrial waste
Pioneer of grinding material recycling type blast

循環式ブラスト工法®︎

i'll beat the iron bridge and protect it.
Corrosion prevention and fatigue crack prevention can be achieved at the same time

循環式ショットピーニング工法

World-class safety and efficiency suspended scaffolding
We provide advanced steel bridge long life

Quick Deck

Thorough pursuit of safety and comfort
Upper and lower separation type full body protective clothing with air supply function

Eco Clean Cool Suit

Curing sheet for blasting
Reliably prevents leakage of paint film debris and other debris to the scaffold

Eco Clean Blast Sheet

ブラスト時の粉塵を大幅軽減
鉛等有害物質含んだ旧塗膜に有効

Circular wall blasting Robot

Improved grinding capacity and recycling rate
Direct suction type blast method

ツインノズルの
リサイクルブラスト工法

Technology to delay or stop crack growth
Preventive maintenance of cracks is also possible

Eco Clean Crack Buster

高パワーパルスレーザー照射及び集塵システムの採用により
塗膜・錆を除去する技術

For steel structure surface treatment
Laser Cleaning Method (JPL method)

止水性能を大きく向上させ、
かつ耐荷能力に優れた道路橋用伸縮装置

Hybrid Joints for Road Bridges

Improve maintainability without damaging pavement etc.
One-side bolt that does not protrude the screw tip on the opposite surface of the structure

TRS

ブラスト時の粉塵を大幅軽減
鉛等有害物質含んだ旧塗膜に有効

Eco-clean Bio

Examples of various bridge repair works

Repair of telescopic device

Floor slab crack repair

Installation of falling bridge prevention device

Hit plate repair

Replacement of support

Crack closure

Eco-clean
crack buster

Eco Clean Crack Buster

  • Ministry of Land, Infrastructure, Transport and Tourism NETIS registration TH-150007-VE

By pneumatic needle peening
Close fine cracks and stop and delay the progress of cracks