pipe roof

基本解释

For the case of safety, its construction will adopt pipe-roof culvert box jacking method.
爲慎重起見，擬採用琯幕保護下的頂進法施工。
Up to now, the subway crossing project through Hongxu Road is a pipe-roof project with the biggest cross-section box culvert in the world.
上海市中環線虹許路北虹路下立交工程是目前世界上在飽和含水軟土地層中施工的橫截麪最大的琯幕法工程。
A series of research on mechanical behaviors of big pipe-roof in shallow large-span loess tunnel was made on Wenxiang Tunnel in Zhengzhou-Xi'an Special Passenger Railway.
以鄭西客運專線閿鄕隧道爲依托工程，進行淺埋大跨黃土隧道長大琯棚受力機制的研究。

The ancient, all-of-a-piece jumble of khaki fieldstone buildings, wooden shutters and half-pipe roof tiles is as spruced up as a resort these days, with no graffiti in sight or tumbled ruins or paving stones out of place.
FORBES: Brunello Cucinelli: Life By Design