Abstract:
Lot 2222 of the Shenzhen Metro line 2 consists of four subway stations and three running tunnel sections with a total cost of 583 million Yuan (RMB), which includes the construction of a deep foundation pit, open-cut stations, shield tunnels, drill and blast tunnels, and a shield passing through the mined tunnel section. It is characterized by a hostile construction environment, dense underground pipelines, complicated geological conditions, and a demanding construction schedule. This project utilized reasonable organization and established scientific regulations in order to ensure construction quality and completion within schedule.