Traffic on Chamba-Bharmour National Highway came to a grinding halt after a bridge collapsed following a landslide incident in Himachal’s Chamba district on Sunday morning. According to Chamba Deputy Commissioner D C Rana, it was a 20 meters long bridge on the national highway 154-A that connects Bharmour sub division (tribal area) with Chamba. However, no casualty has been reported, DEOC officials added.