In India, there is a need for rehabilitation of old arch bridges. But decision making for rehabilitation of any old arch bridge is not so simple when we consider the cultural and aesthetical value of that bridge. Considering better option for rehabilitation of arch bridge may cost higher initially, but in due course of time, it could prove economical if we perform bridge life-cycle cost analysis. This paper shows how arch bridge rehabilitated using lithely arch technology proved economical over other rehabilitation technique by performing life cycle cost analysis using a case study in Satara, Maharashtra, India.