Britannica Sources used in this answer

When was Si-o-Se Pol built in Isfahan?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

The construction of the Si-o-Se Pol in Isfahan, Iran, began in 1599 and was completed in 1602.12

Commissioned by the Safavid ruler ‘Abbās I, the project was overseen by his general, Allahverdi Khan. The bridge, also known as the Allahverdi Khan Bridge, serves as a double-deck masonry arch bridge spanning the Zayandeh River.12