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| I-270 extends the freeway from U.S. 15/40 southeast at Frederick underneath I-70 to MD 85 (Exits 31B/A). MD 85 travels five miles north from Buckeystown into the city of Frederick. 08/07/04 |
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| One half mile from the parclo interchange (Exits 31B/A) with MD 85on Interstate 270 south. MD 85 (Buckeystown Pike) serves nearby Francis Scott Key Mall and Monocacy National Battlefield (via MD 355) nearby. 08/07/04 |
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| Replaced by 2008, button copy signs for MD 85 (Buckeystown Pike) south at Exit 31B. Buckeystown Pike links Interstate 270 with Adamstown (via Adamstown Road) in five miles and MD 28 near Tuscarora in nine miles. 08/07/04 |
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| MD 85 (Buckeystown Pike) intersects MD 355 (Urbana Pike) 1.4 miles north of I-270 and concludes at a SPUI with I-70 nearby. MD 355 represents the former route of U.S. 240 between Frederick and Washington, D.C. 08/07/04 |
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| Dusk view of the Interstate 270 southbound exit ramp (Exits 9B/A) for Interstate 370 and the Sam Eig Highway. Interstate 370 constitutes a short spur east to the Metro-Shady Grove Station and west onto the Sam Eig Highway within the city of Gaithersburg (pop. 60,108 - 2008 census). MD 200 (Inter County Connector) opened on February 23, 2011 as a toll road from Interstate 370 to MD 28. The toll road now extends east to Interstate 95 and U.S. 1 south of Laurel. 07/24/04 |
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| Interstate 270 partitions into a local and express configuration beyond the directional cloverleaf interchange with Interstate 370. The freeway carries inbound traffic into Washington, D.C. metro from I-370 to the split with Interstate 270 Spur near the Capital Beltway. 09/25/04 |
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| Many crossovers carry traffic from the local lanes of Interstate 270 onto the express lanes. Pictured here is the crossover that brings Interstate 370 drivers onto Interstate 270 express near the Shady Grove Road interchange (Exit 3). 09/25/04 |
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| Exit 8 departs Interstate 270 south for Shady Grove Road and Fields Road north for the Rio Center and Washingtonian Center in Gaithersburg. Shady Grove Road comprises a surface arterial through the suburbs of Gaithersurg, Derwood, and Redland. The highway meets Interstate 370 two miles to the northeast. 09/25/04 |
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| Interstate 270 Express south at the crossover onto Interstate 270 Local for Exit 6 (MD 28). Advance crossovers from the express lanes provide access to all of the local interchanges. MD 28 follows Damestown Road through Gaithersburg before transitioning onto Key West Avenue into Rockville. 09/25/04 |
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| Exits 6B/A consitute a three quarter cloverleaf interchange with MD 28 (Montgomery Avenue) adjacent to Woottons Mill Park in Rockville. MD 28 transitions into Montgomery Avenue from Key West Avenue at its intersection with Damestown Road to the west of Interstate 270. 09/25/04 |
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| MD 28 (Montgomery Avenue) eastbound travels into the heart of Rockville, or Rockville Town Center via Exit 6A. 09/25/04 |
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| The next crossover onto the local lanes for Interstate 270 Express south occurs one mile ahead for the interchanges with MD 189 (Exit 5) and Montrose Road (Exit 4). A subsequent crossover allows local travelers access onto the express lanes south of MD 28 (Exit 6). 09/25/04 |
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| A single ramp departs Interstate 270 Local for MD 28 (Montgomery Avenue) east and west. Exit 6 splits into Exits 6B/A at the end of the ramp with Montgomery Avenue. MD 28 intersects the northern terminus of MD 189 (Falls Road) 1.1 miles to the east. There the highway turns onto Jefferson Street into downtown Rockville. 09/25/04 |
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| Passing underneath MD 28 (Montgomery Avenue) on Interstate 270 southbound. The Exits 5 & 4 crossover for Interstate 270 local occurs in one half mile for southern reaches of Rockville. 09/25/04 |
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| One-half mile overhead for the Exit 5 SPUI (Single Point Urban Interchange) with MD 189 (Falls Road) on Interstate 270 Local south. MD 189 travels 5.7 miles southwest from Rockville to MD 190 (River Road) at the community of Potomac. 09/25/04 |
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| Interstate 270 Express southbound crossover for MD 189 and Montrose Road. There are no additional crossovers between the express lanes and Interstate 270 Local between here and the Interstate 270 & 270 Spur partition. 09/25/04 |
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| Auxiliary overhead for Exit 5 with MD 189 (Great Falls Road) for the cities of Potomac and Rockville. Falls Road travels 7.6 miles south to its end near Potomac at the Chesapeake and Ohio Canal National Historical Park. 09/25/04 |
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| Traffic to MD 189 (Exit 5) departs Interstate 270 Local for Rockville and Potomac. The SPUI features a sign bridge with traffic lights midway across the Interstate 270 overpass. Falls Road intersects Wootton Parkway west of the freeway and Maryland Avenue east of it. 09/25/04 |
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| Exits 4B/A connect Interstate 270 south with Montrose Road at Rockville and Cabin John Regional Park. A cloverleaf interchange facilitates the movements between the 12-lane freeway and surface arterial above. Wootton Parkway travels overhead I-270 at this sign bridge. 09/25/04 |
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| Exit 4B leaves Interstate 270 Local for Montrose Road westbound to Seven Locks Road and MD 189 (Falls Road). Note the Interstate 270 Maryland reassurance shield posted within the median of the local and express lanes. 09/25/04 |
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| The Local and Express lanes come together beyond the Exit 4A loop ramp onto Montrose Road east. Montrose Road derives its name from the nearby community of Montrose between the freeway and MD 355 (Rockville Pike). Montrose Road transitions into MD 183 (Randolph Road) two miles to the east at the intersection with Rockville Pike (historic U.S. 240). 08/04/13 |
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| The left lane of Interstate 270 Express carries HOV-2 traffic from the Interstate 270 local and express split southward to the partition with Interstate 270 Spur. The HOV roadway features its own set of ramps for I-270 south to I-495 east or I-270 Spur south to I-495 south. 08/04/13 |
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| The roadways of I-270 Local and Express recombine one mile ahead of the Interstates 270 & 270 Spur split. I-270 south to I-495 east serves Silver Springs, College Park, Interstate 95 north, and I-595 & U.S. 50 east to Annapolis. The segment of Interstate 270 between Interstate 270 Spur and Interstate 495 constitutes the original alignment of Interstate 70S. 08/04/13 |
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| A former state-named shield for I-270 south preceded the split with I-270 Spur. I-270 Spur was the original I-270 when I-70S was posted. 10/14/01 |
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| Interstate 270 splits in one half mile for branches to Interstate 495 (Capital Beltway) east and south. I-270 Spur south to I-495 south leads motorists to Fairfax County, Virginia with connections to Interstate 66 west to Manassas. 08/04/13 |
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| Another set of signs for Interstate 495 guides motorists onto the respective ramps of the HOV-2 lane southbound. The HOV-2 is enforced between 6 and 9 am each weekday morning for the inbound commute. 08/04/13 |
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| Interstates 270 and 270 Spur diverge toward their respective directions of the Capital Beltway. The guide signs here include the lone reference for the Spur designation. Interstate 270 Spur and Interstate 495 carry drivers 5.7 miles to the American Legion Bridge across the Potomac and 9.4 miles south to Tysons Corner, Virginia. 08/04/13 |
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| Three departure points remain of Interstate 270 southbound beyond its split with Interstate 270 Spur. Exit 1 for MD 187 (Old Georgetown Road) and Rocklidge Boulevard lies one half mile ahead. The off-ramp also serves Rockledge Boulevard southbound to Democracy Boulevard and Westfield Montgomery Mall (both accessible via I-270 Spur directly). 08/04/13 |
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| Interstate 270 turns eastward on its approach to Interstate 495 east / inner ahead of Exit 1 for Rockledge Boulevard south and MD 187 (Old Georgetown Road). 08/04/13 |
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| Six lanes of Interstate 270 (four mainline and two HOV-2) travel below Rockledge Boulevard ahead of MD 187 (Old Georgetown Road) at Exit 1. MD 187 loops west of MD 355 (Wisconsin Avenue and Rockville Pike) 5.6 miles between Bethesda and Rockville, north of the District of Columbia. 08/04/13 |
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| The HOV-2 restriction for the left lane extends another mile beyond Rockledge Boulevard along I-270 south. 08/04/13 |
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| A diagrammatic sign outlines the upcoming left side ramp from Interstate 270 south to MD 355 (Rockville Pike). I-270 concludes within the Capital Beltway interchange with Rockville Pike (Exit 34) at Rock Creek Park. 08/04/13 |
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| One half mile ahead of the unnumbered ramp for MD 355 (Rockville Pike) on I-270 south. MD 355 continues the former U.S. 240 route into Bethesda and ultimately Washington D.C. as Wisconsin Avenue. The National Naval Medical Center lies along Rockville Pike a short distance south of the Capital Beltway. 08/04/13 |
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| Interstate 270 ends at the split with the MD 355 southbound on-ramp to Rockville Pike and Wisconsin Avenue and mainline merge with Interstate 495 east / inner. 08/04/13 |
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| Interstate 270 southbound motorists merge onto the left lanes of Interstate 495 Inner, 1.6 miles ahead of Exit 33 with MD 185 (Connecticut Avenue). The suburb of Silver Spring lies four miles ahead. 08/04/13 |
Page Updated 06-06-2014.
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