The Karun 4 (Karun IV) Arch Bridge is an arch deck bridge in Lordegan, Chaharmahal and Bakhtiari province, Iran.Iran Daily News
It has a arch span. The total length of the bridge comprises 15+17+300+17+17+12m span arrangement. This arch deck bridge has an orthotropic deck system with total width which incorporates a two-way carriageway and a walkway at each side. It weighs 3875 tons and is constructed of 1212 pieces. The bridge construction finished in 2013 and opened to traffic in 2015.
The bridge flies over Karun-4 Dam Reservoir in Chaharmahal and Bakhtiari, Iran. The deck is located above the reservoir's bed and above the N.W.L. Access to the bridge is possible by driving through a couple of tunnels with and length at two sides of bridge.
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