Fatalities occurred Wednesday as a temporary bridge in the Bodai Kamar area of Kalam in Swat collapsed killing one while injuring three, reported 24NewsHD TV channel.
According to the details, a bridge was made for crossing the river using wooden planks and ropes temporarily until the concreted one was constructed.
Jamaat-e-Islami volunteers were constructing the bridge.
The deceased was reported to be a worker of Jamaat-e-Islami.
Reporter: Khawaja Subhan