sentences:  Originally scheduled to be open in December 2015, the railway station linked to the busway opened in May 2017.The project was budgeted to cost £116.2 million, with central government providing £92.5 million.Cost-benefit analysis of the scheme had variously assessed the expected ratio as 4.84, 2.28 (1998 prices) and 1.968, (a higher ratio is better), with the cost rising from an initial estimate of £54 million.