新加坡耗资3亿新元复杂隧道施工方法(英文)
The proposed project comprises road tunnels, depressed roads, road improvement and widening of at-grade roads, construction of road related facilities, a facility building and all associated works, such as drains, retaining walls, covered linkways, relocation of bus stops and covered pedestrian overhead bridges (POB).
给城市复杂地区隧道施工方法选择提供参考。