Dr. Syama Prasad Mookerjee Tunnel, also known as Chenani-Nashri Tunnel is a road tunnel in Jammu and Kashmir, India. It is located in the Lower Himalayas, on National Highway 44. Construction started in 2011 and was completed by 2017.

Patnitop is a hill station, located, between Ramban Town and Udhampur city in the Udhampur district of Jammu and Kashmir, India. It is in located on the Jammu-Srinagar National Highway, 112 km (70 mi) from Jammu, on the way from Udhampur to Srinagar. Situated on a plateau in the Shivalik belt of the Himalayas, Patnitop sits at an altitude of 2,024 m (6,640 ft). The river Chenab flows in close proximity to this location. Patnitop lies in District Udhampur of Jammu And Kashmir