 Interstate 45 has a southern terminus in Galveston and serves as a main artery to Galveston from mainland Galveston County and Houston . Farm to Market Road 3005 ( locally called Seawall Boulevard ) connects Galveston to Brazoria County via the San Luis Pass @-@ Vacek Toll Bridge . State Highway 87 , known locally as Broadway Street , connects the island to the Bolivar Peninsula via the Bolivar Ferry . A project to construct the proposed Bolivar Bridge to link Galveston to Bolivar Peninsula was cancelled in 2007 . 
 Interstate 45 <a href='got' title='1'><mark>has</mark></a> a southern terminus in Galveston and <a href='uninflect' title='2'><mark>serves</mark></a> as a main artery to Galveston from mainland Galveston County and Houston . Farm to Market Road 3005 ( locally called Seawall Boulevard ) <a href='uninflect' title='3'><mark>connects</mark></a> Galveston to Brazoria County via the San Luis Pass @-@ Vacek Toll Bridge . State Highway 87 , known locally as Broadway Street , <a href='uninflect' title='4'><mark>connects</mark></a> the island to the Bolivar Peninsula via the Bolivar Ferry . A project to construct the proposed Bolivar Bridge to link Galveston to Bolivar Peninsula was cancelled in 2007 . 
Interstate 45 got a southern terminus in Galveston and serve as a main artery to Galveston from mainland Galveston County and Houston . Farm to Market Road 3005 ( locally called Seawall Boulevard ) connect Galveston to Brazoria County via the San Luis Pass @-@ Vacek Toll Bridge . State Highway 87 , known locally as Broadway Street , connect the island to the Bolivar Peninsula via da Bolivar Ferry . A project to construct the proposed Bolivar Bridge to link Galveston to Bolivar Peninsula was cancelled in 2007 .