Corridor System Status Reports, 1974-1979 Series 2726
The series consists of reports of remaining mileage and estimated costs to complete highway corridors required to be converted to four lanes by the year 2000. Up-to-date maps of the corridor construction process are included in each report. The Department of Archives and History has electronic (PDF) copies of the 1974, 1975, 1976, and 1979 reports produced by MDOT.
Read MoreThe series consists of reports of remaining mileage and estimated costs to complete highway corridors required to be converted to four lanes by the year 2000. Up-to-date maps of the corridor construction process are included in each report. The Department of Archives and History has electronic (PDF) copies of the 1974, 1975, 1976, and 1979 reports produced by MDOT.