Oregon Historical County Records Guide
Polk County Records Inventory
Road and Bridge Records
Series documents the development, construction, maintenance, and improvement of county roads and bridges. Records include bonds, general road and highway maps, petitions to have roads constructed or altered, notices, complaints, vacation records, and correspondence. Information includes road numbers and names and descriptions of the activity occurring on the road. Information concerning county roads may be available on the Integrated Road Information System (IRIS) at the county road office. Technical road survey maps may be found in the series titled Road Maps and Survey Notes.
Records at the Oregon State Archives:
School and Road District Meeting Records, 1925-1942 (.90 cu.ft.);
School and Road District Plat Books, n.d. (8 volumes).
Records at the Polk County Public Works Department Building, Surveyor's Office:
County Road Numbers [Index-small], n.d. (1 volume);
Index to the Commissioner's Journals [indexes road related matters], 1850-1977 (1 binder);
Old Road Notes [Road History Case Files-includes petitions, vacations, dedications, and related records-older records-numerical arrangement], ca.1852-1937 (4.50 cu.ft.);
Old Road Record [includes survey, establishment, and road viewer report information-no. 172, 203-314], vol. 1-2, 1852-1931 (2 volumes);
Polk County Road Index, ca.1856-ca.1931 (1 volume);
[Road History Case Files-includes petitions, vacations, dedications, and related records-newer records-alphabetical arrangement], ca.1890-present (4.50 cu.ft.);
Road Records [includes survey, establishment, and road viewer information], no. 1-203, 1852-1890 (1 volume).
Records at the Polk County Public Works Department Building, First Floor Administration Office:
Bridge Files [Case Files-includes inspection reports, contracts, engineering documents, and related records], ca.1979-present (14 cu.ft.);
[Road Case Files-includes engineering documents, access permits, correspondence, and related records], ca.1965-present (22 cu.ft.).
Records at the Polk County Web Site:
Polk County Maps [includes cities, community boundaries, flood plains, elevation, fire district, roads, school district, zoning, comprehensive plan, county bridges, and emergency snow routes-PDF], n.d.-present (Internet).