Specifications include, but are not limited to: Removal of a 24" reinforced concrete pipe (RCP) culvert; installation of a new roadstream crossing structure consisting of four-sided concrete box with a 18 foot clear span and an internal height of 6 feet; approximately 200 feet of roadway restoration; approximately 105 feet of installation of stream simulation bed material and sediment removal in Seaver Brook within and adjacent to the proposed crossing; bank restoration in the vicinity of the new structure; installation of a rock weir downstream of the proposed crossing; installation of guard rail; installation of rock check dams in existing stormwater swales; traffic control; and all associated road, bank, stream and erosion control work.