Kumagai Gumi (1861) · InitiativeAdvanced
Accelerating bridge-deck demolition with "切り方じょうず"
First written in FY2021. 1 of 2 entries say "Advanced", first in FY2023. Latest entry: FY2023.
2entries
3years
0from disclosures
How it moved
Same theme, other companies
Allocation of Management Resources to Bridge Deck-Related ActivitiesA theme 4 companies write about · 0 as a headwind · 9 as a tailwind
2 other companies' latest entry also says "Advanced".
Ridges = years it wrote progress, valleys = years it wrote worse. Most hopeful companies at the back. Drag to turn, scroll to zoom, right-drag to pan. On a phone, two fingers turn and pinch to zoom; one finger scrolls the page.
Full recordFilings, disclosures and news, newest first
- FY2023AdvancedAnnual report
「従来工法と比較し、床版取替期間を50％短縮し、騒音が小さく泥水が発生しないため、周辺環境への影響を低減できる。」
「切り方じょうず」について、床版取替期間を従来工法比50％短縮する効果を示し、コッター床版工法と並ぶ橋梁更新技術として普及を期待している。 - FY2021First statedAnnual report
「A demonstration test using a bridge-deck model reproducing an actual road deck and girders confirmed that cutting could be performed safely and with high precision.」
The Company developed a method aimed at horizontal cutting beneath the deck and rejoining the deck and girders, confirming safe, high-precision cutting and labor savings in removing residual concrete through model testing.