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Cultural Resources History & Architecture

The History/Architecture unit of the Cultural Resources Section of the Office of Environmental Services is responsible for considering the impact of federally funded undertakings on properties, sites, buildings, structures and places that are listed on, or may be eligible for inclusion on the National Register of Historic Places. This unit is also responsible for reviews for state funded projects under Section 149.53 of the Ohio Revised Code. The unit employs an interdisciplinary approach to the identification and evaluation of historic properties. The History/Architecture unit is working within the Office of Environmental Services to develop a proactive approach to the management of Ohio's historic properties, to streamline the consultant review process and to produce a quality product and services to meet the needs of our customers.

​Cincinnati Survey Project
The Cincinnati Historic Survey Project digitized information from the Cincinnati Historic Survey Phases I-IV, conducted by the City of Cincinnati.
​National Road Mile Marker Project


The National Road Mile Marker Project geolocated mile markers along US Route 40, the National Road, as a planning resource. This information was uploaded into ODOT’s Transportation Information Mapping System (TIMS) where it can be accessed.
Learn more...
Go to TIMS Application
​Toledo Public Schools Survey


The results of the survey, History/Architecture Reconnaissance Survey of Fifteen Toledo Public Schools in Toledo, Lucas County, Ohio, conducted by The Mannik & Smith Group, Inc., prepred for Toledo Public Schools (TPS) in 2002, were digitized by ODOT OES. Locational data and National Registry eligibility status for 78 TPS facilities and seven Learning Communities can be accessed via ODOT's TIMS application.
Learn more...
Go to GIS Application