North Kings Highway (VA 241) Intersection Improvements Study

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Information about North Kings Highway (VA 241) Intersection Improvements Study

Published on September 14, 2015

Author: fairfaxcounty

Source: slideshare.net

1. County of Fairfax, Virginia Department of Transportation North Kings Highway (VA 241) Intersection Improvements Study Final Public Comment Period September 15, 2015 through November 15, 2015

2. County of Fairfax, Virginia Public Involvement / Citizen Feedback • Public involvement has been an important element of the process o The Penn Daw Special Study Task Force helped identify community issues and evaluate changes to the Comprehensive Plan from 2010-2012 o Stakeholder meetings were held in early 2013 to discuss different transportation design alternatives o May 2013 Community Meeting provided an opportunity for feedback as alternative concepts were developed o June 2014 Community Meeting, followed by online voting, resulted in narrowing down the concepts (Options 8C & 8D selected for further analysis) o December 2014 Community Meeting highlighted the operational functionality of Options 8C and 8D o Final public comment period, September 15, 2015 to November 15, 2015 http://www.fairfaxcounty.gov/fcdot/nkingshwy.htm Department of Transportation 2

3. County of Fairfax, Virginia Department of Transportation 3 Purpose • Revisit Options 8C & 8D • Provide travel time comparison between no-build and build options • Present systemwide & corridor measures of effectiveness • Share VDOT guidance regarding additional traffic signal at School Street • Determine the best solution for the study area

4. County of Fairfax, Virginia No-Build Alternative, Including Proffers • Improvements to be made through development proffers (This is what would occur with NO ACTION on Options 8C or 8D) o New Traffic Signal at North Kings Highway and Poag Street (Insight) o Exclusive NB left turn lane on Kings Hwy at Poag St (Penn Daw Plaza) o Additional NB left turn lane on N Kings Hwy at Shields Ave (Insight) o Additional WB through lane on Shields Ave at N Kings Hwy (Grande) o Exclusive EB left turn lane on School Street at N Kings Hwy (Insight) o New Crosswalks on N Kings Hwy, Poag St and School St (Insight) Note: Insight = The Shelby Grande = Huntington Grande (Central Supermarket/Fast Eddie’s Site) Department of Transportation 4

5. County of Fairfax, Virginia No-Build with Proffers Department of Transportation 5 No-Build Including Proffers

6. County of Fairfax, Virginia Option 8C • Identifying Features o Traffic Signal at North Kings Highway and Poag Street o Closure of Median at School Street (Right-in, Right-Out) o Southbound U-turn Lane at Poag Street and Northbound U-turn lane at Jamaica Drive o No roundabouts Department of Transportation 6

7. County of Fairfax, Virginia Option 8C

8. County of Fairfax, Virginia Department of Transportation 8 No-Build Option 8C Segment Travel Time (Sec) Travel Time (Sec) Travel Time Savings (Sec) No-Build AM Option 8C AM No-Build PM Option 8C PM AM PM from School Street (Out-bound) School Street to Jamaica Drive 65.2 100.3 148.5 106.2 35.1 -42.3 Comparison of Travel Time Between No-Build and Option 8C (Year 2020)  Travel Time savings of 42 seconds in PM, and Travel Time increase of 35 seconds in AM

9. County of Fairfax, Virginia Department of Transportation 9 Segment Travel Time (Sec) Travel Time (Sec) Travel Time Savings (Sec) No-Build AM Option 8C AM No-Build PM Option 8C PM AM PM to School Street (In-Bound) Poag Street to School Street 136.7 123.7 357.6 125.9 -13 -231.7 Shields Ave to School Street 62.6 65.2 141.1 77.7 2.6 -63.4 Comparison of Travel Time Between No-Build and Option 8C (Year 2020) No-Build Option 8C  Poag Street to School Street Travel Time savings of 231 seconds in PM and 13 seconds in AM  Shields Ave to School Street Travel Time savings of 63 seconds in PM, and increase of 3 seconds in AM

10. County of Fairfax, Virginia Option 8D • Identifying Features o Roundabout at North Kings Highway and Poag Street o Closure of Median at School Street (Right-in, Right-Out) o Northbound U-turn Lane at Jamaica Drive Department of Transportation 10

11. County of Fairfax, Virginia Option 8D

12. County of Fairfax, Virginia Department of Transportation 12 No-Build Option 8D Segment Travel Time (Sec) Travel Time (Sec) Travel Time Savings (Sec) No-Build AM Option 8D AM No-Build PM Option 8D PM AM PM from School Street (Out-Bound) School Street to Jamaica Drive 65.2 90.6 148.5 129.9 25.4 -18.6 Comparison of Travel Time Between No-Build and Option 8D (Year 2020)  Travel Time savings of 18 seconds in PM, and Travel Time increase of 25 seconds in AM

13. County of Fairfax, Virginia Department of Transportation 13 Segment Travel Time (Sec) Travel Time (Sec) Travel Time Savings (Sec) No-Build AM Option 8D AM No-Build PM Option 8D PM AM PM to School Street (In–Bound) Poag Street to School Street 136.7 119.5 357.6 120.5 -17.2 -237.1 Shields Ave to School Street 62.6 66.7 141.1 88.9 4.1 -52.2 Comparison of Travel Time Between No-Build and Option 8D (Year 2020) No-Build Option 8D  Poag Street to School Street Travel Time savings of 237 seconds in PM and 17 seconds in AM  Shields Ave to School Street Travel Time savings of 52 seconds in PM, and increase of 4 seconds in AM

14. County of Fairfax, Virginia Department of Transportation 14 Additional Traffic Signal at School Street Under Options 8C & 8D • Questions raised at prior meetings about potential for adding a traffic signal at North Kings Highway and School Street • VDOT will not allow a traffic signal at North Kings Highway and School Street due to close proximity to adjacent signals • Traffic signal at School Street under build options would likely worsen traffic operations along North Kings Highway, leading to further delay and congestion (travel times would presumably increase) • Storage needed for heavy southbound left turning movement at Shields Avenue Intersection (dual lefts)

15. County of Fairfax, Virginia 2020 Summary / Comparison Factor / Option 2020 No-Build 2020 No-Build with Proffers 2020 Alt 8C (No Roundabouts) 2020 Alt 8D (Poag St Roundabout) Cost (1) None Developer $4.75M $6.35M (4) ROW Impact None Proffered Low (2)(3) Moderate (2)(3) System-wide Average Delay Savings Per Vehicle Vs. No-Build w Proffers Peak Hour (seconds) AM - - -21.3 -41.6 PM - - -99.1 -113.9 North Kings Highway Travel Time Savings Vs. No-Build w Proffers Peak Hour, Direction (seconds) AM NB - - -99.4 -106.5 PM SB - - -381.1 -329.2 Pedestrian Safety, Walkability Low Moderate High Moderate Vehicular Safety Low Low Moderate High Department of Transportation 15 (1) Assumes VDOT Planning Level Cost Estimates Plus ROW & Business Impacts ($50/SF + $50,000/Parking Space) (2) Potentially significant impact to Parcel 002 (Zipps Dry Cleaners) (3) Potentially significant impact to Parcel 012 (Office Depot) (4) Does not factor potential total property takes. Cells highlighted in yellow indicate best results

16. County of Fairfax, Virginia Staff Recommendation Option 8C • Safer traffic operations • Reduction in delay • Significant improvement in travel time • Minimal impact on neighboring properties • Cost effective • Safer pedestrian crossings • Improved walkability • Improved new look to area • Signage/way-finding Department of Transportation 16 Option 8C

17. County of Fairfax, Virginia Questions? ARPITA CHATTERJEE Fairfax County Department of Transportation 4050 Legato Road, Suite 400 Fairfax, VA 22033 Arpita.Chatterjee@FairfaxCounty.gov (703) 877-5600 Department of Transportation 17

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