Mohammad Hassan Khan Bridge, Babol
This large bridge was constructed in the year 1146 AH., in the beginning of the reign of Karim Khan Zand. The bridge spans over the Babol River. The same has seven main aches and two smaller ones to the height of 11 m. The length of this bridge is 140 m. and is to the width of 6 m. The said is considered as one of the important and ancient bridges of the province.