ND FTNP THRO 11(10) Plans 1 of 4.pdf

This solicitation is for roadway reconstruction services on 6 miles of the South Unit Scenic Loop Road within Theodore Roosevelt National Park in North Dakota. Work includes construction of soldier pile walls at multiple locations to stabilize areas of failed or failing subgrade, lime stabilization of subgrade across various sites, replacement of all existing culverts, drop inlets, concrete curb and gutter, and paving of the entire length with additional pullouts and parking areas incorporating concrete curb and gutter and sidewalk. The estimated price range is between $40-50 million. Significant work includes soldier pile walls, ground anchors, sculptured shotcrete, roadway excavation, select borrow and waste activities, subgrade lime stabilization, pipe culverts, drop inlets, concrete curb and gutter and sidewalk, aggregate base, and asphalt concrete pavement. The solicitation is issued by the Department of Transportation Federal Highway Administration as a full and open competition.