Bengaluru Metro Blue Line Delayed to 2028 Amid Road Construction
Commuters face 18-month traffic curbs on Ballari Road as major infrastructure projects overlap.
1Blue Line Completion Timeline
The 58-km Namma Metro Blue Line, connecting Central Silk Board to Kempegowda International Airport, is now scheduled for full operation by March 2028. This represents a three-month extension from the previous December 2027 deadline. The project aims to provide direct rail connectivity to major IT hubs along the Outer Ring Road.
2Phased Operational Strategy
Commissioning will occur in three distinct phases to manage construction complexity. The Central Silk Board to KR Puram section targets mid-2027, while the Hebbal to airport stretch is set for September 2027. The final segment, including Nagawara, is expected to be completed between December 2027 and March 2028, finalizing the entire corridor.
3Ballari Road Traffic Restrictions
Motorists face 18 months of disruption due to a new 1.7-km four-lane elevated corridor project between Anandnagar and Mehkri Circle. Bangalore Development Authority has implemented strict traffic diversions on Ballari Road. Heavy vehicles, including KSRTC and private buses, are barred from this specific stretch to facilitate the ongoing construction work.
4Engineering and Integration Challenges
Engineers are constructing a specialized three-pier portal structure along a 1-km stretch to accommodate four tracks. This configuration is a first for the Namma Metro mainline network. It is designed to facilitate the future integration of the Blue Line with the proposed Orange Line, which will run between JP Nagar and Kempapura.
5Alternative Commuter Routes
Bengaluru Traffic Police has issued detailed diversion plans for airport-bound travelers. Motorists are advised to use routes via Old High Grounds Junction, Cantonment Railway Station, and Tannery Road. Vehicles moving from the airport toward the city center are directed through Bamboo Bazaar, Queens Road, or the Hebbal Ring Road via Goraguntepalya Junction.
6Construction Obstacles Encountered
Progress has been hindered by significant logistical hurdles along the busy Outer Ring Road. Challenges include utility shifting, land-related constraints, and the difficulty of building stations in densely populated areas. These factors, combined with the complex four-track elevated design between Hebbal and Kempapura, have necessitated the revised project completion timeline.
7Trial Run Preparations
Despite broader delays, trial runs are progressing on specific sections. Minister Krishna Byre Gowda confirmed that trials for the KR Puram to Iblur section are expected by October. Subsequent trials between Iblur and Central Silk Board are slated for December this year, marking incremental progress toward the full corridor's eventual operational status.
8Impact on Urban Mobility
The simultaneous execution of the elevated corridor and the Blue Line project creates a challenging environment for daily commuters. While these infrastructure developments aim to improve long-term connectivity to IT hubs and the airport, the immediate effect is a prolonged period of traffic management and route adjustments for the city's residents.
Original article: mint - industry — Bengaluru Metro Blue Line Delayed to 2028 Amid Road Construction