上海市川沙镇多车道贝雷钢桥(下左)上海二建外环现浇支撑（下右）

上海市川沙镇多车道贝雷钢桥(下左) Multi-lanes Bailey bridge, Chuansha county, Shanghai city

上海二建外环现浇支撑（下右）Cast-in-situ bailey bridge for support to Shanghai 2nd Construction CO., LTD