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NV-25-02: Arcola Mills Drive - Loudoun County

NV2502 Overview Map

Stone Springs Boulevard to Loudoun County Parkway

Project Purpose

The purpose of this study is to assess the Arcola Mills Drive corridor from Stone Springs Boulevard to Loudoun County Parkway. The study will focus on improving safety, mitigating congestion, multimodal accessibility/connectivity (bicycle, pedestrian and transit), and transportation demand management (TDM) needs.

Survey

The Phase 2 survey regarding proposed alternatives for Arcola Mills Drive (Route 621) from Stone Springs Boulevard (Route 659) to Loudoun County Parkway (Route 606) in Loudoun County was completed in January 2026. The study team will use the input obtained from the public as it refines the alternatives and performs planning-level cost estimation before selecting the preferred alternative(s) to address the identified needs.

Study Partners

  • Loudoun County
  • Northern Virginia Transportation Authority (NVTA)

Key Points of Contact

District Lead: Rahul Trivedi

Lead Consultant: Zach Harris

Schedule

Start date: March 2025

End date: August 2026

Study Documents

Dates Number of Participants (unique individuals)
June 2-16, 2025
532

 

The following needs have been identified for this study. Do you agree with these needs?
Congestion mitigation  78%
Safety 73%
Transportation demand management (TDM) 57%
Pedestrian access 56%
Bicycle access 46%
Transit access 35%

 

Rank the following needs in order of importance to you along the study area.
Reducing traffic congestion 87%
Corridor safety / Intersection safety 76%
Pedestrian safety and accessibility 75%
Proper pavement marking and signage 71%
Speeding / aggressive driving 71%
Bicycle safety and accessibility 65%
Transportation demand management (TDM) 62%
Public transit access and service 62%

 

Which of the following safety issues concern you?
Lack of sidewalks / missing sidewalks 54%
Insufficient / missing crosswalks and pedestrian signal timing 47%
Speeding / aggressive driving 47%
Inadequate pavement marking and signage 40%
Inadequate turn lanes 40%
Inadequate lighting 32%
Running red lights 30%
Sudden stopping / rear-end crashes 25%
Inadequate bicycle facilities  23%
Difficulty weaving / merging 23%
Inadequate transit / bus stops 14%
Side-impact crashes 14%
Closely spaced driveways 11%
Lack of ADA ramps and accessibility  10%
Other 6%

 

What mobility issues do you typically experience when using the study area?
Difficulty making left turns 46%
Poor signal coordination 43%
Lack of turn lanes 40%
Difficulty when walking 32%
Difficulty when riding a bicycle 27%
Difficulty accessing businesses 19%
Vehicles blocking entrances 15%
Other 2%

 

What mode(s) of travel do you use when traveling along the study area?
Personal vehicle 98%
Walking 18%
Cycling 15%
Taxi / Uber / Lyft 7%
Carpool / Vanpool 4%
Local bus or commuter bus 4%
Truck or commercial vehicle 3%
Other 0%

 

The Phase 2 survey regarding proposed alternatives for Arcola Mills Drive (Route 621) from Stone Springs Boulevard (Route 659) to Loudoun County Parkway (Route 606) in Loudoun County was completed in January 2026.

Dates Number of Participants (unique individuals)
January 14-30, 2026 208

 

Arcola Mills Drive Corridor-wide Improvement Alternatives

Current Conditions: 

  • Inconsistent lane configurations and pavement markings throughout the study area do not meet drivers' expectations. 
  • The bicycle/pedestrian network is incomplete. 

Alternative 1: Three-Lane Roadway with Center Turn Lane and Extended Shared-Use Path 

Improvements: 

  • Consistent lane configurations and pavement markings: This alternative will provide a consistent roadway layout with one travel lane in each direction between Stone Springs Boulevard and Loudoun County Parkway. 
  • Improved safety: The center turn lane provides a buffer between opposing through lanes and storage for turning vehicles to be out of the through lanes. Raised medians will be provided at locations where access to driveways or streets is not necessary, increasing safety by limiting the risk of head-on collisions. 
  • Enhanced accessibility and connectivity: The center turn lane will enhance access to adjacent properties. Filling in the gaps in the sidewalk and shared-use path between Pissarro Drive/Trade West Drive and Loudoun County Parkway will complete the network and provide improved access for bicyclists and pedestrians. 

Please rate Alternative 1 for the Arcola Mills Drive corridor on a scale of 1 to 5. (200 responses)

  1. Strongly Oppose 2. Oppose 3. Neutral 4. Support 5. Strongly support
Modify corridor to include a three-lane roadway with a center turn lane and extend the shared-use path

7%

8%

13%

40%

32%

 

Alternative 2: Three-Lane Hybrid Roadway with Two Eastbound Through Lanes, One Westbound Through Lane and Extended Shared-Use Path 

Improvements: 

  • Increased capacity: This alternative will provide additional capacity in the eastbound direction by providing a second through lane from just west of Pissarro Drive/Trade West Drive to Loudoun County Parkway. 
  • Improved safety: Raised medians will be provided throughout the corridor, increasing safety by limiting the risk of head-on collisions. 
  • Enhanced accessibility and connectivity: Filling in the gaps in the sidewalk and shared-use path between Pissarro Drive/Trade West Drive and Loudoun County Parkway will complete the network and provide improved access for bicyclists and pedestrians. 

 Please rate Alternative 2 for the Arcola Mills Drive corridor on a scale of 1 to 5. (151 responses)

  1. Strongly Oppose 2. Oppose 3. Neutral 4. Support 5. Strongly support
Modify corridor to have two eastbound through lanes and one westbound through lane with raised median and extend the shared-use path

10%

18%

29%

23%

20%

 

Pissarro Drive/Trade West Drive Intersection Alternatives

Current Conditions 

  • This intersection currently has Pissarro Drive and Trade West Drive controlled by stop signs.  
  • This intersection lacks dedicated crosswalks for pedestrians.  

Alternative 1: Roundabout at Pissarro Drive/Trade West Drive (Single-Lane or Hybrid) 

Improvements: 

  • Less congestion: Motorists along Pissarro Drive and Trade West Drive will experience less delay compared to existing conditions as well as reduced wait times, particularly for side streets. 
  • Safer turns: Roundabouts are proven to reduce the risk of injury crashes at intersections by slowing vehicles down.  
  • Fewer conflict points: Roundabouts have less conflict points (areas where crashes can occur) than a signalized intersection, reducing the risk of crashes. 
  • Safer pedestrian crossings: Crosswalks across Arcola Mills Drive will connect Pissarro Drive and Trade West Drive, allowing residents to safely access points of interest in the area. 

For more information regarding roundabouts, please visit VDOT's Roundabout Webpage:Roundabout - Intersection | Virginia Department of Transportation

Please rate Alternative 1 for the Pissarro Drive/Trade West Drive intersection on a scale of 1 to 5. (146 responses)

  1. Strongly Oppose 2. Oppose 3. Neutral 4. Support 5. Strongly support
Construct a roundabout at the intersection of Pissarro Drive/Trade West Drive and provide pedestrian crosswalks across Arcola Mills Drive

12%

8%

11%

23%

47%

 

Alternative 2: Restricted Crossing U-Turn (RCUT) at Pissarro Drive/Trade West Drive 

Improvements: 

  • Safer turns: RCUTs are proven to reduce the risk of injury crashes at intersections by up to 63 percent compared to traditional stop-controlled intersections.  
  • Fewer conflict points: RCUTs have less conflict points (areas where crashes can occur) compared to traditional stop-controlled intersections, reducing the risk of crashes. 
  • Safer pedestrian crossings: Crosswalks across Arcola Mills Drive will connect Pissarro Drive and Trade West Drive, allowing residents to safely access points of interest in the area. 

For more information regarding RCUTs, please visit VDOT's RCUT Webpage:Restricted Crossing U-Turn (RCUT) - Intersection | Virginia Department of Transportation

Please rate Alternative 2 for the Pissarro Drive/Trade West Drive intersection on a scale of 1 to 5. (142 responses)

  1. Strongly Oppose 2. Oppose 3. Neutral 4. Support 5. Strongly support
Construct a restricted crossing U-turn (RCUT) at the intersection of Pissarro Drive/Trade West Drive and provide pedestrian crosswalks across Arcola Mills Drive

42%

23%

15%

10%

11%

 

Last updated: February 5, 2026

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