Interstate 270 | ||||
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Route information | ||||
Maintained by ODOT | ||||
Length: | 54.97 mi[1] (88.47 km) | |||
History: | Late 1950s–present; completed in 1975 | |||
Major junctions | ||||
Beltway around Columbus, Ohio | ||||
I-71 north |
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Highway system | ||||
Auxiliary route of the Interstate Highway System Ohio highways
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Interstate 270 (abbreviated I-270) is the beltway loop freeway in the Columbus metropolitan area, commonly known locally as "The Outerbelt," or the "Jack Nicklaus Freeway." The "western" (and "eastern") terminus of I-270, at least in terms of the zero-milepost, is at the junction with I-71 east of Grove City, Ohio. I-270, along with I-670, provides access to Port Columbus International Airport. The entire length of I-270 is 54.97 miles (88.47 km).
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Planning for an outerbelt around Columbus began in the late 1950s. By the early 1960s detailed planning for the route had begun, and several controversies arose. The first involved the location of the northern segment, which was originally planned to pass south of Worthington, passing through the Ohio Deaf School and just north of the then ten year old Graceland Shopping Center. Through vigorous lobbying throughout 1961, and with the help of Ohio Governor Michael DiSalle, residents were able to get the outerbelt relocated to pass north of Worthington.[2]
Another contentious issue involved the routing of the eastern portion of the outerbelt between Port Columbus International Airport and the city of Gahanna. While the airport wanted the outerbelt pushed out towards Gahanna so as to leave land for future runway expansion, the residents of Gahanna wanted it pushed back towards Columbus. The final compromise led to an interesting kink in I-270 as it jogs around the airport.[3]
Construction of the outerbelt began in 1962, and work was begun on various disconnected sections. The first portion to be completed connected US Route 23 (US 23) with I-71 south of Columbus.[4] The portion between US 23 and I-71 on the north side opened in August 1967.[5]
The section between I-70 on the West Side and I-71 on the south side opened in August 1970.[6] In late 1970, sections opened on the east side between US 33 and I-70, and between Stare Route 3 (SR 3) in Westerville and SR 161 on the east side. It was now possible to bypass Columbus using I-270 by going around the south side of the city.[7]
In June 1971, the section between Morse Road and SR 161 on the east side opened. In October 1971, another section on the east side between I-70 and East Main Street opened. It would take four more years to complete the northeast portion of the outerbelt.[8]
The last section of I-270, on the east side, between Hamilton Road and East Broad Street, was opened on August 20, 1975.[9] The total cost of the 10-year construction project was $175 million, compared to the original 1961 estimate of $104 million.
In 1978, the first noise barriers were constructed on the portion of I-270 passing near Gahanna. Noise barriers have been slowly added around the length of the 55-mile (89 km) long belt as development has crowded up to the noisy road.[13]
Massive development followed the construction of I-270, especially around the north and northwest sides. The northern suburbs of Westerville, Worthington and Dublin, and Hilliard to the west benefited the most. As in other sizeable cities across America, the effect of this outerbelt driven development was to hasten the decline of the Columbus core. The south portion of I-270 was much slower to develop due to the location of sewage treatment and landfill facilities, as well as quarries and the flood prone Scioto River. Grove City began to develop in the 1990s with the addition of office/warehouse space, and the conversion of Rickenbacker Air Force Base to a civilian air freight facility.
The entire route is in Franklin County.
Location | Mile[1] | Exit | Destinations | Notes |
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Grove City | 0.00 54.97 |
55 | I-71 – Columbus, Cincinnati | Signed as exits 55A (north) and 55B (south) |
Urbancrest | 2.13 | 2 | US 62 / SR 3 – Grove City | |
Columbus | 4.97 | 5 | Georgesville Road | Westbound changes to northbound; southbound changes to eastbound |
6.91– 7.04 |
7 | US 40 (Broad Street) | Signed as exits 7A (west) and 7B (east) southbound | |
8.69– 8.71 |
8 | I-70 – Columbus, Dayton | Some signage says Indianapolis instead of Dayton; signed as exits 8A (east) and 8B (west) | |
10.50 | 10 | Roberts Road | ||
Hilliard | 12.63– 12.64 |
13 | Fishinger Road – Upper Arlington Cemetery Road – Hilliard, Franklin County Fairgrounds |
Signed as exits 13A (Fishinger Road) and 13B (Cemetery Road) northbound |
13.8 | 14 | Davidson Road | Proposed | |
Columbus | 15.63 | 15 | Tuttle Crossing Blvd | The Mall at Tuttle Crossing |
Dublin | 17.29– 17.31 |
17 | US 33 / SR 161 – Dublin, Muirfield, Marysville, Plain City | Signed as exits 17A (east, north) and 17B (west, south); northbound changes to eastbound and westbound changes to southbound |
Columbus | 19.82 | 20 | Sawmill Road – Columbus Zoo, Zoombezi Bay, Muirfield (WB) | First SPUI in Ohio |
Worthington | 22.78 | 22 | SR 315 | Severe weaving issues; interchanges will be braided in project beginning 2009; signed as exits 22A (south) and 22B (north) |
23.78 | 23 | US 23 – Worthington, Delaware, Toledo | Signed as exits 23A (south) and 23B (north) | |
Columbus | 25.83 | 26 | I-71 – Columbus, Cleveland | Signed as exits 26A (south) and 26B (north) eastbound |
27.38 | 28 | SR 710 west (Cleveland Avenue) | Eastern terminus of SR 710,(Also a Westerville exit); signed as exits 28A (south) and 28B (north/west) | |
Westerville | 28.71 | 29 | SR 3 – Westerville | Eastbound changes to southbound and northbound changes to westbound; SR 3 known as State Street north of I-270 and Westerville Road south of I-270 |
Columbus | 30.53 | 30 | SR 161 – Worthington, New Albany | Signed as exits 30A (south) and 30B (north); shares C-D roads with exit 33 |
32.27 | 32 | Morse Road | No connection to exits 30 or 33 | |
32.92 | 33 | Easton Way – Easton | Shares C-D roads with exit 30 | |
Gahanna | 35.16– 35.51 |
35 | I-670 west / US 62 west – Airport US 62 east – Gahanna Johnstown Road |
Signed as exits 35A (I-670/US 62 west), 35B (US 62 east) and 35C (Johnstown Road) southbound; Johnstown Road exit is northbound exit only |
37.36 | 37 | SR 317 (Hamilton Road) | ||
Columbus | 39.53 | 39 | SR 16 (Broad Street) / Taylor Station Road – Whitehall, Newark | Signed as exits 39A (west) and 39B (east); Taylor Station Road northbound exit only via Old Morrison Road and Westbourne Avenue |
41.32 | 41 | US 40 (Main St) – Whitehall, Reynoldsburg | Signed as exits 41A (west) and 41B (east); shares C-D roads with exit 43 | |
42.82 | 43 | I-70 – Columbus, Bexley, Zanesville, Wheeling | Signed as exits 43A (west) and 43B (east); shares C-D roads with exit 41 | |
46.13 | 46 | US 33 – Bexley, Lancaster | Signed as exits 46A (west) and 46B (east) | |
Obetz | 48.98 | 49 | Alum Creek Drive – Obetz, Rickenbacker Int'l Airport | Southbound becomes westbound and eastbound becomes northbound |
Columbus | 52.72 | 52 | US 23 – Columbus, Circleville | Signed as exits 52A (north) and 52B (south) westbound |
1.000 mi = 1.609 km; 1.000 km = 0.621 mi |
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