Staten Island Expressway: State announces completion of new auxiliary lane Updated Apr 29, 2021; Posted Apr 29, 2021 Governor Andrew Cuomo has announced the completion of a new auxiliary lane on the westbound Staten Island Expressway expected to help ease congestion along the crowded commuting corridor. (Staten Island Advance/Erik Bascome) Facebook Share STATEN ISLAND, N.Y. -- Westbound drivers on Staten Island Expressway should be in for a smoother ride thanks to a new auxiliary lane. On Thursday, Gov. Andrew Cuomo announced the completion of a new westbound auxiliary lane on the Staten Island Expressway, between the northbound Martin Luther King Jr. Expressway entrance ramp and the South Avenue exit ramp.