Jammu-Srinagar National Highway shut due to a landslide at Dewal Bridge in Udhampur on Wednesday.
Operation is underway to clear the route.
Over 200 to 300 vehicles are stranded at various places en route as road clearance agencies are working to clear the debris.
The highway was blocked due to landslide at Dewal area in Samroli section resulting in suspension of traffic on the road, officials said.
“Jammu Srinagar National Highway is still closed. However, Mughal Road and SSG road through for traffic movement,” tweeted Jammu and Kashmir Traffic Police.