# Ansan City urban development and infrastructure projects > Live situation record from CLSTR: https://clstr.news/situations/ansan-city-urban-development-and-infrastructure-projects > Updated: 2026-09-06T23:19:20.000Z. Sources: 4. Developments: 2. Ansan City is advancing several urban development and infrastructure initiatives. The city has secured the legal authority to act as a joint implementer for the Ansan Line undergrounding and integrated development project following a National Assembly amendment to the ‘Special Act on Railway Undergrounding and Integrated Development of Railway Sites.’ This allows the city to utilize its land ownership to fund the undergrounding of a 5.12 km section between Choji and Jungang Stations and develop the surface area into a multi-functional zone for residential, commercial, and cultural use. Additionally, the city has approved the implementation plan for the Singil 2 Public Housing District Smart City Construction Project. This initiative focuses on integrating smart technologies into transportation, safety, and environmental sectors to improve urban management and citizen convenience. Ansan City intends to use the Singil 2 district as a model to expand smart city services to other regional districts. ## Timeline ### 2026-09-06: Ansan City approves smart city plan for Singil 2 district Ansan City has approved an implementation plan to develop the Singil 2 Public Housing District into a smart city, focusing on integrated services for transportation, safety, and the environment. 3 sources. https://clstr.news/cluster/ansan-city-approves-smart-city-plan-for-singil-2-district ### 2026-08-27: Ansan City gains legal right to join Ansan Line undergrounding project Ansan City can now participate as a joint implementer in the Ansan Line undergrounding project following a legislative amendment, enabling the city to leverage its land ownership for urban redevelopment. 2 sources. https://clstr.news/cluster/ansan-city-gains-legal-right-to-join-ansan-line-undergrounding-project --- Cite as: Ansan City urban development and infrastructure projects. CLSTR, https://clstr.news/situations/ansan-city-urban-development-and-infrastructure-projects