MCOS has partnered with L&T for building the Dhubri-Phulbari Bridge project valued at Rs 300-500 crore MCOS has partnered with L&T for building the Dhubri-Phulbari Bridge project valued at Rs 300-500 crore MCOS will supply essential construction materials such as aggregates, sand, dust, and boulders, tuning to an estimated project valuation of Rs 300-500 crore. in the next 5-6yrs. Karan Dsij / Saturday, September 23, 2023 / Article rating: 3.8 Expected to be complete by 2028–29, this would be India’s second longest bridge over water after the Mumbai Trans Harbour Link, and would span more than 19 kms.