According to a release issued by Gammon to the BSE today, the agreement was signed yesterday.
"The estimated project cost is about Rs 800 crore in the initial phase of three years and another Rs 400 crore subsequently thus aggregating about Rs 1,200 crore. The project is on a build-operate-transfer (BOT) basis for 30 years including three years of construction & equipping period from the date of signing the agreement," the release added.