Prior to foundation pit excavation, the culvert section shall be prefabricated and carried to position.

基坑开挖前涵节预制并按序运至工点摆放。

youdao

It is a key factor for large cross section box culvert to form good slurry sleeves.

形成良好的泥浆套是大断面箱涵顺利顶进施工的关键。

youdao

The subway crossing project through Hongxu Road in Shanghai is the pipe-roof project with the biggest cross-section box culvert up to now in the world.

上海市中环线虹许路北虹路下立交工程是目前世界上在饱和含水软土地层中施工的横截面最大的管幕法工程。

youdao

The flats have now been demolished, allowing workers and machinery safe access to the open section of culvert.

BBC: Tyne & Wear

Work began last week to allow access into the open section of culvert between Spencer Court and Mill Vale and has now been completed.

BBC: Tyne & Wear