Taoyuan Sewerage BOT

Location : Neihu District, Taipei City

Site Characteristics Cobble–gravel layers.

Project Scale Large-diameter pipeline jacking works.

Geotechnical Features Large-diameter pipe jacking was executed within cobble–gravel layers, utilizing circular or elliptical steel-plate shaft structures as both launching and receiving shafts. For the pump station excavations, steel-cutter piles combined with internal bracing were adopted to maintain excavation stability.