106.78 km · proposed four-lane upgrade
NH-129 Numaligarh–Lahorijan: 106.78 km of four-laning enters project preparation
Industry, model and participation details
Infrastructure & Urban DevelopmentTransport, Logistics & MobilityMoRTH · Institution named in the cited developmentRegional Office Guwahati · Institution named in the cited development2026_MoRTH_929297_1 · Supporting engineering services: Dated participation record · recorded closing 21/11/2026, 3:00:00 pm IST · checked 11 October 2026
The Assam corridor links Numaligarh with Lahorijan near the Nagaland border. Industry should assess the future road, structures, utilities and construction supply chain as the alignment and investment scope are developed.
Project Preparation · four-laning studies invited
Project & commercial implications →