• news

News

The tunnel concrete maintenance formwork

Causes and treatment of cracks in tunnel lining

Tunnel cracks are one of the common diseases of tunnel linings.…
Pipeline municipal lining trolley

Analysis of key points of tunnel lining construction in tunnel engineering

Tunnel lining construction is a key construction content of tunnel…
Concrete diversion groove

What are the effects of tunnel lining grouting?

Tunnel lining grouting is to improve the lining stress conditions…
Tunnel waterproof board laying formwork

Installation instructions for tunnel lining formwork trolley

In order to make the formwork trolley properly use its performance,…

Gaofei Tunnel Epidemic Prevention and Control Orderly Resumption and Production Resumption

In the New Year of the Rat in 2020, a new crown virus swept across…

Gaofei Qiao Tunnel Spring Festival Holiday Notice

About "Spring Festival Holiday Arrangement in 2020" Sue client To:…

Gaofei Qiao Tunnel Annual Promotion Video 2020

In 2019, we spared no effort to chase the established goals…

Gaofei Qiao Tunnel New Year 2020 Annual Conference and Awards Ceremony

Singing resigned to the old year, dancing to celebrate the New…
The tunnel concrete maintenance formwork

What are the stages of tunnel survey

The purpose of tunnel survey is to ascertain the engineering…
Copyright © 2019 Gaofei group ALL RIGHTS RESERVED. TECHNICAL SUPPORT:Shangxian - ShangXian