Highway Designation File

Transportation Planning and Programming Division
Current Description-Effective Date-Authority


Certified Mileage (Open to Traffic)
1.069 2010

BUSINESS INTERSTATE HIGHWAY NO. 20-H

Minute Order 090522, dated 06/21/1990; Adm. Ltr. 001-1991, dated 01/14/1991

In Westbrook, from IH 20 southwestward to IH 20, southwest of Westbrook, a distance of approximately 1.1 miles. (Mitchell County)  As requested by District, this mileage transferred from SL 333.