Suburban Maryland Transportation Alliance P.O. Box 10352 Rockville, MD 20849

Welcome to the Suburban Maryland
Transportation Alliance.

Traffic congestion in the Washington, DC, area is among the worst in the nation. Suburban communities in Maryland are all struggling with deteriorating roads and bridges,while dozens of unfunded transit, road, bicycle and pedestrian improvements that could make a real difference remain stuck in “neutral.” The Suburban Maryland Transportation Alliance (SMTA) was formed to get us moving again, by providing expert analysis, public education and ongoing advocacy for a more efficient, safe and balanced transportation network in Suburban Maryland.

Our Latest Blog Posts

I-270 Corridor: Help on the Way for 14 Bottlenecks

September 19, 2017

If you missed our September 7th breakfast, you missed a great presentation about imminent changes on I-270 that will improve some of the worst bottlenecks along the corridor – from Frederick to the Beltway! Drivers on I-270 will start to see the first construction and technology improvements in mid-September as a result of Governor Hogan’s… Read More »


I-270 Corridor Improvements: THE POWER OF GO!

August 28, 2017

Attend SMTA’s breakfast meeting on September 7th to hear how Governor Hogan’s $100 Million Innovative Congestion Management project is going. Drivers on I-270 will start to see the first construction and technology improvements in mid-September. Hear more details and timeframes from the Project Director: Jeffrey T. Folden, PE, DBIA Chief, Innovative Contracting Division Office of… Read More »


Susan Swift, AICP Named Executive Director of SMTA

August 7, 2017

I am excited to be working with SMTA to improve mobility, safety and quality of life in our area. As planning director for Tampa, Leesburg and most recently, Rockville, I have significant experience in transportation, zoning and land use. I served as an expert witness as a consultant with HDR, Inc. and Tampa Bay Engineering,… Read More »


Transportation Facts

SMTA has assembled a series of briefing papers on the basics, below, and will be adding more detailed reports, white papers and studies to these pages in the future:



Nancy Floreen interview


Group Calls for Improvements to Congested 270

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