Kandrori bridge, the 160-metre bridge built in 1972, connected Nurpur area in the district with Punjab.
Traffic was diverted via Kathgarh and Malot link roads. A road leading to Mallot bridge was also damaged by rains, SDM, Nurpur, Rakesh Prajapati said.
A school girl was yesterday swept away in a flooded nallah in the district even as another girl was rescued from a drain in Chamba, police said.
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A man trapped in a ravine was rescued by a joint team of police and the district administration after 10 hours. So far, 25 people have been killed in rain-related incidents in the state, officials said.
Heavy rains hit Kangra, Hamirpur and Bilaspur districts, inundating the low-lying areas and disrupting water and power supply. The districts gauged 42 to 217 mm of rains.
With this, the rain deficit for the period between June 1 to August 12 has been reduced to 13 per cent. Six districts in the state have had excess precipitation.
Heavy rains have triggered landslides, blocking roads and disrupting traffic in the interior areas of Himachal Pradesh, and also damaged water supply pipelines at some places.
Link roads have been blocked in the interior areas of Chamba, Sirmaur, Kangra and Bilaspur districts due to landslides. The PWD has deployed men and machinery for clearing the roads and all the major national and state highways were open, said a senior officer of the department.
Around two dozen persons have lost their lives in the state during the current monsoon season so far and damages to property and crops is estimated to be over Rs 310 crore.
(With inputs from agencies)