• Source:JND
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Namma Metro Blue Line: The long-awaited Blue Line of Bengaluru Namma Metro Network is set to be completed by the end of 2027. The stretch officially known as the ORR–Airport Metro Line is progressing in work and is likely to be ready within two years.

Namma Metro's Blue Line To Operate In Two Sections

The blue line is divided into two sections- Phase 2A and Phase 2B. Phase 2A connects Central Silk Board to K.R. Puram (Krishnarajapura) along the Outer Ring Road, and spans 19.75 kilometres, featuring 13 stations. On the other hand, Phase 2B connects K.R. Puram to Kempegowda International Airport, covering 38.44 kilometres with 17 stations, including a stretch via Hebbal Junction.

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As per the Bangalore Metro Rail Corporation Limited (BMRCL), the stretch will be a 58.19-kilometre corridor connecting Silk Board Junction in south Bengaluru to Kempegowda International Airport in the north, via K.R. Pura.

Namma Metro Blue Line Work Progress

As of June 30, 2025, the project has achieved 52.5% physical progress. The Blue Line is expected to be completed by December 2027. The stretch will feature-

- Driverless trains with advanced safety systems and luggage racks for air passengers

- Two metro stations within the airport premises, designed and developed by Bangalore International Airport Limited (BIAL)

- Airport City station at ground level and Airport Terminal station partially underground, approximately 7-8 meters deep.

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“The two metro stations being built within the airport premises are also advancing well. The Bangalore International Airport Limited (BIAL) is developing these stations according to its own design plan. The Airport City station will be built at ground level, whereas the Airport Terminal station will be a semi-underground facility, positioned seven to eight metres below the surface,” the official said, a BMRCL official was quoted as saying by The Hindu.