Heavy traffic congestion on Khalos Road Head of Mazandaran Road Management Center: Currently, the traffic on Mazandaran roads is established in both directions, but we are facing heavy traffic congestion on the Kandavan axis, a south-north axis in the Siabish area up to the Zangula Bridge. Traffic on the Haraz, Swedko and Qaser roads flows normally and smoothly in both directions, and no special problems have been reported in crossing these roads. Currently, there is no special disruption in Mazandaran's transport routes.