Interstate 270 is the designation for four Interstate Highways in the United States, all of which are related to Interstate 70: Interstate 270 (Colorado), a northeastern bypass of downtown Denver; Interstate 270 (Missouri–Illinois), a partial beltway around St. Louis; Interstate 270 (Maryland), a connector to the Washington, D.C. metropolitan ...

Interstate 270 (I-270) is a 34.7-mile (55.8 km) auxiliary Interstate Highway in the U.S. state of Maryland that travels from I-495 (Capital Beltway) just north of Bethesda in Montgomery County north to I-70 in the city of Frederick in Frederick County.

Interstate 270 (I-270) is a seven-mile-long (11 km) auxiliary Interstate Highway located in the northeastern part of the Denver metropolitan area in the US state of Colorado.

Interstate 270 in Maryland is a regional connector between the Capital Beltway and I-70 at Frederick. A heavily traveled commuter route, I-270 joins Washington, D.C. with points west to Hagerstown and Cumberland and north into Pennsylvania.

I-270 started being built in the late 1960s. The section from I-70 to Vasquez opened by 1968, and it opened up to I-76 by 1970. As originally built, I-270 started at a trumpet interchange on I-76 just east of I-25.

Jan 28, 2025 · I-270 enters the city of Commerce City, running roughly parallel with the nearby Sand Creek and crossing over SH 265 without an exit. Continuing through the city, the route comes to a cloverleaf interchange with Vasquez Boulevard, which carries US 85, SH 2, and US 6.

Sep 16, 2006 · I-270 Colorado. 5.31 miles + 1.1 new miles; from I-70 near Stapleton to I-25 at US 36 (Boulder Turnpike). History. Colorado's original proposal for I-270 was to designate it part of I-425, a connector from I-70 to I-25. The proposed I-80S (today's I-76) would end at I-425.

Interstate 270 in Colorado provides a direct route from I-70 at Aurora to I-25 in north Denver and U.S. 36 leading northwest to Boulder.

Interstate 270 travels 32.60 miles overall as a busy commuter route from I-495 northwest to I-70 and U.S. 40 at Frederick. The freeway sees a local/express roadway configuration from Exit 11 south to the split with I-270 Spur.

Interstate 270 (I-270) is an auxiliary interstate highway that forms a beltway loop freeway in the Columbus metropolitan area in the US state of Ohio, commonly known locally as The Outerbelt or the Jack Nicklaus Freeway.