1. Consolidated Transportation Impact Analyses (CTIAs) Beyond Tysons
(Neighborhood Traffic Impact Studies)
BOS Transportation Committee
June 12, 2012

2. Tysons Corner Neighborhood Study (Phase I)
Conducted in 2009, 2010
19 intersections selected
Mitigation measures identified (2030 analysis)

3. Location of 19 Intersections Analyzed During the Phase I Neighborhood Study

5. Tysons Corner Neighborhood Study (Phase I)
Results
Tysons Corner Neighborhood Study (Phase I)
With mitigation measures:
16 of the 19 intersections operate acceptably in 2030
All are better than today in terms of delay
Reached this conclusion in May 2010

6. Tysons Corner Neighborhood Study (Phase II)
Higher traffic volumes will be used than in Phase I
Staff made an initial selection of intersections
along corridors

7. Selection of Intersections Along Corridors Outside Tysons - Example

8. Selection of Intersections Along Corridors Outside Tysons - Example

9. Tysons Corner Neighborhood Study (Phase II)
Next Steps/Schedule
Tysons Corner Neighborhood Study (Phase II)
Obtain input from BOS members
Conduct analysis
Determine recommended mitigation measures
Obtain stakeholder input (including public mtgs.)
Identify funding
Completion of initial analysis: Sept. 2012
Completion of study: Feb. 2013