Allāhverdi Khan Bridge (Persian: پل اللهوردیخان), popularly known as Si-o-seh pol (Persian: سی وسه پل; [ˈsiː oˈseh ˈpol], “The bridge of thirty-three spans”) is one of the eleven bridges of Isfahan, Iran and the longest bridge on Zayandeh River with the total length of 297.76 metres (976.9 ft). It is highly ranked as being one of the most famous examples of Safavidbridge design.
It was constructed by the finance and the inspection of Allahverdi Khan Undiladze chancellor of Shah Abbas I, an ethnic Georgian, it consists of two rows of 33 arches from either sides, left and right. There is a larger base plank at the start of the bridge where the Zayandeh River flows under it, supporting a tea house which nowadays is abandoned due to the shortage of water and the river drought.
^Babaie, Sussan; Haug, Robert (April 5, 2012) [December 15, 2007]. "Isfahan x. Monuments (5) Bridges". In Yarshater, Ehsan. Encyclopædia Iranica. 1. XIV. New York City: Bibliotheca Persica Press. Retrieved September 25, 2015.