Officials said that the incident occurred when a dumper truck tried to cross the bridge near Wadhwan tehsil, even though the entry of heavy vehicles to the bride was restricted.
Due to heavy rains in Himachal Pradesh, Dharamshala-Shimla National Highway 88 was not operational for movement of vehicles as a small bridge collapsed on Wednesday morning near Jawalamukhi.
Deputy Commissioner Udhampur Krittika Jyotsna said, "A total of 62 people were injured out of which 25 were shifted to District Hospital Udhampur. Further out of 25 admitted to Udhampur Hospital, 6 are critically injured and are referred to Government Medical College and Hospital, Jammu.
According to State Emergency Operation Centre officials, the incident took place at Loona area of Bharmour village in the outskirts of Chamba district.
District Administration and Revenue department officials have rushed to the spot immediately after receiving the information of the incident from locals of the area.