Construction of a new section of carriageway to create a two-way bus lane along Unicorn Road into Cascades Approach, with new cycle lane provision, lighting and drainage, and realignment of Cascades car park entrance. Associated highway improvement works, along Unicorn Road, Marketway and Charlotte Street, including the reconfiguration of the existing highway and amendments to Unicorn Road junction from the Portsmouth Naval Base, removal and provision of new crossing points and cycle lane provision. Tree removal, landscaping and associated engineering and temporary construction works including a temporary site office.