evidence: Jammu and Kashmir's Chenani-Nashri tunnel, touted as India's longest tunnel, is also the country's "safest", with provisions to ensure the safety of passengers from fire incidents and collision inside the 10.89 km-long tunnel on the Jammu-Srinagar Highway, a top official said. The Chenani-Nashri tunnel in Udhampur district, built with new Austrian tunnel technology, has a series of smart safety features -- all functioning through a single software. [...] Stating that the Chenani-Nashri tunnel can be called the "safest highway tunnel in the country", Chandwar said that the tunnel also has specialised cameras which would count the number of vehicles in the tunnel and accordingly set the speed limit.