中交二公局承建哈爾濱地鐵3號(hào)線一期4站4區(qū)間的機(jī)電工程、二期安通街出入段線區(qū)間的土建工程，并承擔(dān)部分鋪軌施工任務(wù)。施工中解決了盾構(gòu)穿越棚戶區(qū)、鐵路框架橋、小曲線半徑、大坡度掘進(jìn)等難題。
　　CCCC Second Highway Engineering Co., Ltd. has contracted the mechanical and electrical engineering of Phase I of Harbin Metro Line No.3 with four-station four-section and the civil engineering of Antong Street Entrance and Exit Section in Phase 2, and undertaken part of the construction task of laying tracks. During the construction, the problems of shield tunneling through shanty towns, railway frame bridges, small curve radius, large slope tunneling and so on were solved.