 The 12271 / 72 Lucknow New Delhi Duronto Express used to run from Lucknow NR to New Delhi with a 10-minute technical halt at Moradabad Jn.As the route was not fully electrified, it used to be powered by a Tuglakabad-based WDM 3A for its entire journey.12429(number changed) Lucknow New Delhi Duronto Express leaves Lucknow NR daily at 23