County Milepost (0)
| Interstate |
| US Route |
| State Route |
| County Route |
| Township Route |
State Milepost (1)
| Interstate |
| US Route |
| State Route |
PCR (State) (2)
| 90 - 100 Very Good |
| 75 - 89.9 Good |
| 65 - 74.9 Fair |
| 55 - 64.9 Fair to Poor |
| 40 - 54.9 Poor |
| 0 - 39.9 Very Poor |
PCR (Local) (3)
| 90 - 100 Very Good |
| 75 - 89.9 Good |
| 65 - 74.9 Fair |
| 55 - 64.9 Fair to Poor |
| 40 - 54.9 Poor |
| 0 - 39.9 Very Poor |
Traffic Count Stations (4)
| Permanent Station |
| Short Term Station |
Traffic Count Segments (5)
| 0 - 500 |
| 501 - 1,000 |
| 1,001 - 5,000 |
| 5,001 - 25,000 |
| 25,001 - 50,000 |
| 50,001 - 100,000 |
| 100,001 - 200,000 |
Snow & Ice Priority Routes (6)
| Primary |
| Secondary |
Speed Zones (7)
| 25 MPH |
| 30 MPH |
| 35 MPH |
| 40 MPH |
| 45 MPH |
| 50 MPH |
| 55 MPH |
| 60 MPH |
| 65 MPH |
| 70 MPH |
Road Inventory (8)
| Interstate |
| US Route |
| State Route |
| County Route |
| Township Route |
| Municipal Route |
| Ramp |
| Private Route |
| Bike Route |
| Other |
Functional Class (9)
| 1 Principal Arterial Interstate |
| 2 Principal Arterial Freeway |
| 3 Principal Arterial Other |
| 4 Minor Arterial |
| 5 Major Collector |
| 6 Minor Collector |
| 7 Local |
HPMS Segments (10)
NHS (11)
| NHS Route |
| Intermodal Connector |
Priority System (12)
| G - General |
| P - Priority |
| U - Urban |
Scenic Byways (13)
| Amish Country Byway |
| Appalachian Byway |
| Big Darby Plains Scenic Byway |
| Drovers' Trail Scenic Byway |
| Granville Scenic Byway |
| Heritage Corridors of Bath |
| Historic National Road |
| Hocking Hills Scenic Byway |
| Jefferson Township |
| Johnny Appleseed Historic Byway |
| Lake Erie Coastal Ohio Trail |
| Land of The Cross-Tipped Churches |
| Lincoln Highway Historic Byway |
| Lower Valley Pike |
| Maumee Valley Scenic Byway |
| Miami and Erie Canal |
| Neil Armstrong Scenic Byway |
| North Ridge Scenic Byway |
| Ohio & Erie Canalway |
| Ohio River Scenic Byway |
| Old Mill Stream Scenic Byway |
| Olentangy Heritage Corridor |
| Quaker Heritage Scenic Byway |
| Scioto Heritage Trail |
| Tappan-Moravian Trail |
| Wally Road Scenic Byway |
| Welsh Scenic Byway |
FAP (14)
National Truck Network (15)
Federal Aid Eligible (16)
LRS (17)
School Zone Extensions (18)
State and US Bike Routes (19)
| State Bike Route |
| US Bike Route |
CMS (Volume Capacity Ratio) (20)
| Does Not Exceed Design (0 - 0.7) |
| Exceeds Design (0.701 - 1) |
| Highly Congested ( >1 ) |
CMS (Car Growth Rate) (21)
| 0 |
| .001 - 1.00 |
| 1.001 - 2.00 |
| 2.001 - 3.00 |
| > 3.00 |
CMS (Truck Growth Rate) (22)
| 0 |
| 0.001 - 1.00 |
| 1.001 - 2.00 |
| 2.001 - 3.00 |
| > 3 |
Predicted PCR (23)
Destape (24)
Straight Line Diagrams (25)
TOAST (Traffic Operations Assessment) (26)
| 0.930001 - 1.000000 |
| 0.855001 - 0.930000 |
| 0.787501 - 0.855000 |
| 0.725001 - 0.787500 |
| 0.657501 - 0.725000 |
| 0.582501 - 0.657500 |
| 0.492501 - 0.582500 |
| 0.375001 - 0.492500 |
| 0.232501 - 0.375000 |
| 0.055000 - 0.232500 |
National Highway Freight Network (27)
Transit Fixed Route Service (28)
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