TranspoFairfax

A Project of MtVernon.net

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Transportation Project Viewer

Transportation Project List

A web-viewable transportation knowledge base for Mount Vernon, Lorton, Route 1, Fort Belvoir, South Fairfax, and surrounding communities.

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Search the list What’s affecting traffic? TAC Initiative
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As of 01/13/2026 • 73 tracked items

Browse projects without downloading

TranspoFairfax begins as a public transportation project viewer and will evolve into a structured transportation knowledge base and collaboration database.

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73

Projects tracked

🔴

Active construction

🟡

Planning / study

🔵

Monitoring / operations

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Project Status Legend

🟢 Complete 🟡 Planning / Study 🟠 Design / Funded 🔴 Construction 🔵 Monitoring / Operations

What’s Affecting Traffic Right Now?

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Active Construction

  • 🔴 CSX / Long Bridge / Third Track
  • 🔴 Snowden Ashford Walkway & Roadway Improvements
  • 🔴 Covanta Force Main Infrastructure Work

Active Studies & Monitoring

  • 🟡 Lorton Road / Silverbrook Road Improvements
  • 🟡 Silverbrook Road / Plaskett Lane Safety Evaluation
  • 🔵 I-95 Southbound Backups at Occoquan / Route 123
  • 🔵 Amtrak Auto Train & Lorton Road traffic impacts
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Browse by Community

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Lorton

  • CSX / Long Bridge / Third Track
  • Lorton Road / Silverbrook Road Improvements
  • Amtrak Auto Train Traffic Impacts
  • Snowden Ashford Improvements
  • Gunston Cove Road Walkway

Laurel Hill

  • Silverbrook Road School Speed Cameras
  • Giles Run Access Improvements
  • Cross County Trail Gaps
  • ActiveFairfax Projects

Newington

  • Cinder Bed Bikeway
  • Newington Road Sidewalk
  • Backlick Bridge Replacement

Mason Neck / Gunston

  • Gunston Road Trail Projects
  • Mason Neck Trail North
  • Route 123 Corridor Issues
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Transportation Project A–Z Master List

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Featured Projects

  • CSX / Long Bridge / Third Track
  • Richmond Highway Bus Rapid Transit (BRT)
  • Cinder Bed Bikeway
  • Lorton Road / Silverbrook Road Improvements
  • Fairfax Connector Transit Strategic Plan
  • Backlick Bridge Replacement
  • Silverbrook Road School Speed Cameras
  • Lee Chapel Road Improvements
  • Gunston Road / Mason Neck Trail Projects
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Beyond a Project List

TAC – Transportation Advisory Collaboration Initiative

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TranspoFairfax is evolving from a transportation project inventory into a community transportation knowledge base through the Transportation Advisory Collaboration Initiative.

TAC Goals

  • Preserve transportation knowledge
  • Improve public understanding
  • Create institutional memory
  • Support collaboration
  • Build a future transportation database

Future Database Fields

  • Project name
  • Community
  • Corridor
  • Agency
  • Status
  • Funding source
  • Documents and updates
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Transportation Acronym Guide

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AcronymMeaning
FCDOTFairfax County Department of Transportation
VDOTVirginia Department of Transportation
VREVirginia Railway Express
VPRAVirginia Passenger Rail Authority
NVTANorthern Virginia Transportation Authority
BRTBus Rapid Transit
RRFBRectangular Rapid Flashing Beacon
TPPTransportation Priorities Plan
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How Transportation Projects Work

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  1. Need Identified
  2. Study & Planning
  3. Funding
  4. Design & Engineering
  5. Right-of-Way & Utilities
  6. Construction
  7. Completion
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