New Delhi: Prime Minister Narendra Modi will on Tuesday inaugurate the Bogibeel Bridge – India’s longest rail-cum-road bridge – in Assam’s Dibrugarh. The foundation stone of the bridge was laid by former prime minister H D Deve Gouda on January 22, 1997, while work started on April 21, 2002, under the Atal Bihari Vajpayee-led government.