National Highway 275 (India)
National Highway 275 , also commonly referred to as Bengaluru–Mysuru access-controlled Expressway, part of the Bengaluru–Mangaluru Economic Corridor , is a national highway that starts from Bengaluru and goes through Mysuru as a 6-lane expressway of, and again as 4-lane till Bilikere, and ends at Bantwal.
This highway connects the coastal city of Mangaluru to Bengaluru. It is also a bypass route for the National Highway 75. The Bengaluru to Mysuru section of this highway was upgraded from 4 to 10 lanes, out of which the 6-lane section is the main elevated access-controlled carriageway and the other 2-lane section on both ends of the carriageway are service roads. It claims to reduce the travel time between Bengaluru and Mysuru from 3 hours to 75 minutes.
| Highway Number | Source | Destination | Via | Length |
| 275 | Bantwal | Bengaluru | Mysuru | 367 |
Bengaluru-Mysuru section
The Bengaluru–Mysuru access-controlled Expressway is a long, 10-lane, tolled elevated expressway. It has been built at a cost of ₹ 8,000 crore and was developed in two phases. Phase-1 of length connecting Bengaluru and Nidaghatta, and Phase-2 of connecting Nidaghatta and Mysuru. The foundation stone for the project was laid in March 2018.Status updates
Mar 2018: Foundation stone laid for the project.Apr 2018: Contract awarded for Phase-1 to Bhopal-based Dilip Buildcon Limited.Mar 2019: Civil work which got stuck due to land acquisition issues to start by April 2019.Jul 2020: Work on Phase-1 started in May 2019 and work on Phase-2 started in Dec 2019. Both phase are seeing delay due to COVID-19 related problems, which caused labour shortages and several delays in work. It may see the deadline of January 2022; to get further delayed.- Dec 2021: Work on Phase-1 completed up to 83% and Phase II completed up to 73%. The expressway is expected to become operational by October 2022.
- Feb 2023: The expressway is at its final stages of construction work, and will be inaugurated by Prime Minister Narendra Modi on 11 March 2023.
- March 2023: The expressway section was inaugurated by Prime Minister Narendra Modi on 12 March 2023.