 State Route 315 | ||||
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| Route information | ||||
| Maintained byODOT | ||||
| Length | 22.48 mi[1] (36.18 km) | |||
| Existed | 1933[2]–present | |||
| Major junctions | ||||
| South end |   I-70 /I-71 inColumbus | |||
| Major intersections | ||||
| North end |  US 23 nearDelaware | |||
| Location | ||||
| Country | United States | |||
| State | Ohio | |||
| Counties | Franklin,Delaware | |||
| Highway system | ||||
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State Route 315, known locally as theOlentangy Freeway, running almost parallel to Olentangy River Road for most of its length,[3] is a north–south highway in centralOhio, in theColumbus metropolitan area. It may be seen abbreviated as SR 315, OH-315, or simply 315. Its southern terminus is at the south junction ofI-70 andI-71 in Columbus, and its northern terminus is atUS 23 nearDelaware. It is acontrolled access freeway from its southern terminus toI-270. The controlled access section carries two or three lanes in each direction, depending on the location. North of I-270, it becomes a two-lane road. It roughly follows theOlentangy River for about two-thirds of its length. The route passes through theOhio State University campus. The section betweenInterstate 670 andInterstate 70 is known as theWest Innerbelt, and it is commonly referred to as such in traffic reports. The original name of this section was Sandusky Street.
Running in a north and south direction within Franklin County, commencing at the point where that state route crosses over King Avenue and extending northward to the boundary of Franklin County and Delaware County.[4]
| County | Location | mi[5][6] | km | Exit | Destinations | Notes |
|---|---|---|---|---|---|---|
| Franklin | Columbus | 0.00– 0.44 | 0.00– 0.71 | — | I-70 /I-71 –Wheeling,Cleveland,Dayton | Mound-Sandusky Interchange; I-70 exit 99B; I-71 exit 106B. |
| 0.51– 0.79 | 0.82– 1.27 | 1A |   US 62 (Rich Street) /SR 3 (Town Street) | Split diamond interchange withone-way couplet | ||
| 0.92 | 1.48 | 1B |  US 40 (West Broad Street) | Southbound exit from I-670/US 33 ramps only; exit to West Broad Street from OH-315 southbound is prohibited. | ||
| 1.21– 1.70 | 1.95– 2.74 | 1C |  US 33 (Dublin Road) | Northbound exit and southbound entrance; part of Spring Sandusky Interchange | ||
| 1.29– 1.66 | 2.08– 2.67 | 1D |   I-670 (John Glenn Columbus International Airport) | Northbound-westbound and eastbound-southbound movements handled by US 33, Spring Sandusky Interchange; I-670 exit 2B eastbound to 315 northbound, 2A-B westbound. | ||
| 1.97– 2.59 | 3.17– 4.17 | 2 |  SR 315C (Goodale Street) / CR 9 (Olentangy River Road) toI-670 | |||
| 3.18– 3.26 | 5.12– 5.25 | 3 | Medical Center Drive/King Avenue | Northbound exit and southbound entrance; access toOhio State University Wexner Medical Center | ||
| 3.69– 3.81 | 5.94– 6.13 | 3 | CR 9 (Olentangy River Road) / CR 176 (Kinnear Road) | Southbound exit and northbound entrance; southbound access to King Avenue, Fifth Avenue, and Third Avenue | ||
| 4.20– 4.49 | 6.76– 7.23 | 4 | CR 59 (Lane Avenue) | Access to Ohio State University,Ohio Stadium,Schottenstein Center andUpper Arlington | ||
| 5.03– 5.35 | 8.10– 8.61 | 5 | CR 52M (Ackerman Road) | |||
| 5.69– 6.52 | 9.16– 10.49 | 6 |  CR 523 (West North Broadway) / CR 9 (Olentangy River Road) | Signed as exits 6A (west) and 6B (Olentangy River Road) northbound. Access toRiverside Methodist Hospital. | ||
| 7.61– 8.11 | 12.25– 13.05 | 7 | CR 55 (Henderson Road) / CR 9 (Olentangy River Road) | |||
| 8.35– 8.83 | 13.44– 14.21 | 8 | CR 67 (Bethel Road) | |||
| Worthington | 10.22– 10.59 | 16.45– 17.04 | 10 |  SR 161 (Dublin–Granville Road) | ||
| Sharon Township | 11.66– 12.28 | 18.76– 19.76 | 12 |  I-270 (Jack Nicklaus Freeway) | I-270 exits 22A-B; Modifiedcloverleaf interchange. | |
| 12.28 | 19.76 | Northern end of freeway | ||||
| Delaware | Liberty Township | 15.22 | 24.49 |  SR 750 (Powell Road) | ||
| Delaware Township | 22.48 | 36.18 | US 23 (Columbus Pike) | Northern terminus of SR 315 | ||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
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State Route 315C | |
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| Location | Columbus, Ohio |
| Length | 1.09 mi[7] (1.75 km) |
An unsignedState Route 315C exists which begins on the Interstate 670 westbound ramp to Neil Avenue, follows Neil south to the Goodale-Neil Connector and Goodale Avenue, then up Olentangy River Road and onto the ramp to State Route 315 southbound, where it ends. It is clear from the Straight Line Diagram that SR 315C exists westbound only.[7]
Media related toOhio State Route 315 at Wikimedia Commons
