Projection

Diameter 8m culvert, thickness 6.5mm, filling back height 9m, in Hubei province, year 2015

Diameter 8m, for car access, filling back height 9m, skew 70 degree, in Hubei province, year 2015

Diameter 8m, tractor channel, filling back height 12m, muddy river, soft roadbed, low bearing capacity of foundation, in Hubei province, in year 2015.

Diameter 5m, culvert, length 95m, filling back height 20m, thickness 6mm, with reinforcement ring inside culvert, in Yunnan province, In year 2015

Diameter 6m corrugated steel culvert, thickness 9.1mm, steel Q345, length 100m, filling height 28m, this is the first diameter 6m culvert with highest filling back height, in Hunan province, in year 2016.

Diameter 5m corrugated steel plate culvert, thickness 8.5mm, material Q345, length 134m, filling back height 30m, in Hunan province, in year 2016

Diameter 7m, culvert length 90m, filling back height 17m, thickness 7mm, in Hunan province, in year 2013

The project was designed a bridge, span 200m, pillar height 40m, total cost 150 million yuan, when construction, one side of the gully need to be excavated, there was 800 thousand cube soil need to be deal width, after discussion, adopt diameter 5m corrugated steel pipe, thickness 6.5mm, 4 culverts side by side, filling back height 32m, for flood drainage, each culvert length 195m, intotal 780m, total cost 50 million yuan, save cost about 100 million yuan, in Sanmenxia city, In year 2012

Span 12m, reinforced corrugated steel arch over the river, in Yunan province, in year 2017

Corrugated steel tunnel to be instead of a bridge, , Diameter 10m, thickness 7mm, in Sichuan province, in year 2014

Corrugated steel structure arch for protecting petroleum pipes, span 15m, in Guanxi province, in year 2020

An transfer system EPC projection in a mining area, span 7m corrugated metal arch, big slope, protect conveyer, filling back height 2-5m, mineral load 200 tonnes, in Neimenggu province, in year 2018

Coal mine, diameter 5m, two pipes side by side, filling height 18m, in YanAn city, in year 2012

207 National way, special for coal transporation, span 7.4m, corrugated steel pipe arch, filling height 1.8m, a research projection of China ministry of transporation, in Neimenggu province, In year 2009