Route 28 South of I-66 Corridor Safety and Operations Study Technical Committee Meeting #2 June 25,...
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![Page 1: Route 28 South of I-66 Corridor Safety and Operations Study Technical Committee Meeting #2 June 25, 2014 1.](https://reader035.fdocuments.in/reader035/viewer/2022062515/56649d1e5503460f949f2121/html5/thumbnails/1.jpg)
Route 28 South of I-66 Corridor Safety and Operations
Study
Technical Committee Meeting #2 June 25, 2014
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Agenda
• Introductions • Please sign in
• Study Overview• Phase 1 – Short term improvements• Phase 2 – Long term improvements
• Data Collection Activities• Initial Observations• Agency Meeting Summaries• Schedule & Next Steps• Steering Committee Meeting Guidance
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Overall Corridor Activities
Study– Phase 1 – Short term
• Current study effort• Discussed in detail in this presentation
– Phase 2 – Long term• Currently on hold• Subject to HB2 prioritization process
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Study Area
Route 28 – Centreville Rd– From South of I-66– To Liberia Ave
Mathis Ave– From Manassas Dr– To Liberia Ave
Agencies Included:– Fairfax County– Prince William County– City of Manassas Park– City of Manassas– Virginia Department of
Transportation4
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Phase 1 Study Overview
Scope of Work• Data collection• Evaluate existing conditions• Develop candidate solutions (under $2M)• Develop traffic model• Screen candidate solutions• Model & evaluate recommended solutions• Make recommendations• Public involvement
Overall Schedule• Completed Spring 2015
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Data Collection Effort
Data collection includes:– Turning movement counts at 33 locations
•AM and PM peak periods–24 hour tube counts
•8 locations–Two-Way Left Turn Section
•81 driveways–Intersection Queuing
•10 locations–Travel Time Runs
•Northbound and Southbound•AM peak and PM peak periods 6
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Data Collection
Turning Movement Count Locations– 33 locations– Rt 28 (Centreville Rd)– Mathis Ave
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Data Collection
24-Hour Count Locations– 8 locations
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Data Collection Effort
Field data collection is complete–Time frame for collection
•Prior to end of school year
Data summaries being completed–All collection summaries to be completed by July 3, 2014–Data will be summarized in Tech Memo
• With raw data on CD• Due to VDOT mid July
–Data available to agencies and future studies9
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Observed Peak Periods
AM Peak– 7:30 am to 8:30 am– Heavier congestion when compared to PM– Truck 7%– Directional Flow – NB
PM Peak– 4:45 pm to 5:45 pm– Truck 3%– Directional Flow – SB
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Initial Observations
Three distinct roadways– Northern Section
• More expressway like, higher speed• Wide median• Pedestrian facilities
– Middle section• More commercial• Less access control
– Southern portion• More urban• Divided thoroughfare
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Initial Observations
Approximate Travel Times – Between south of I-66 to Liberia Ave
• AM Peak– Northbound = 60 minutes– Southbound = 10 minutes
• PM Peak– Northbound = 15 minutes– Southbound = 20 minutes
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Initial Observations
Queuing Summary
– Northbound queues extend from New Braddock Road to Manassas Drive during AM peak period
– Southbound queues extend from Compton Road to Upperridge Drive
– Area of study focus
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Initial Observations
Two-way left lane volumes - driveway peaks– Very low volumes, out of 81 driveways
- 24 driveways had zero volume- 32 driveways had volume of less than 5 vph- 19 driveways had volume between 5-10 vph- 6 driveways had volume more than 10 vph (maximum
observed was 24 vph)
Pedestrians– People walk in street– Pedestrian fatalities 14
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Agency Meetings
Meetings and highlights– Prince Williams County (June 16)
• ROW constrained• Pedestrian safety
– City of Manassas Park (June 17)• PM peak - bypass for Route 28 - Old Centreville Road• Consider “limited one-way couplet”
– Fairfax County (June 19)• Neighborhood cut-through traffic (northbound to eastbound)• Future plan for express bus service
– City of Manassas (June 24)• Signal coordination• Corridor capacity helps all traffic
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Scheduled Activities
Six month look-ahead– Submit data collection memo, mid-July– Develop website– Steering Committee Meeting– Existing condition evaluation– September Technical Committee Meeting– Begin development of traffic model– Begin development of candidate solutions
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Schedule of Activities
– October Steering Committee– November Citizens Information Meeting– December – Combined Technical/Steering
Committee Meeting
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Next Steps
Web Page– Set up project informational page– Will develop content for Tech Committee
Review– Load page onto VDOT web site– Available end of July
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Steering Committee Guidance
Steering Committee Meeting
– July 21, 2014
Develop agenda items
– Project overview– Study area– Two phases – short and long
term actions– Scope of Work– Data collection
• Analysis• Alternatives development and
screening– Traffic Model– Recommendations– Public involvement– Schedule – Steering Committee actions– Next steps
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Next Steps
Existing Condition Analysis – end of August– Level of Service– Hot spots– Bottlenecks– Crash Analysis
Improvement screening process defined
Begin development of traffic model20
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Next Technical Committee
Next meeting in about 2 months– Likely September 10 (Wednesday)– Agenda
• Working Meeting• Existing condition analysis summary• Discuss list of solutions for consideration
– Buildable/Affordable– Acceptable to local agencies
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Next Steps
Begin development of traffic model– Obtain VDOT/COG base model– Obtain Prince William County model– Obtain VISSIM model from City of Manassas
Park– Create existing conditions plus 5 year land
use look-ahead– Use model to evaluate proposed solutions
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Next Steps
Develop initial candidate improvements– List of candidate solutions– Screening Criteria
• Level-of-service • Cost• R.O.W impacts• Utility impacts• Maintenance & Protection of Traffic (MOT)• Construction duration• Delay• Safety • Local acceptability
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Steering Committee
October Meeting– Review candidate solutions
• Construction impacts
– Provide input• Constructible• Concerns
– Approve candidate alternatives for additional evaluation
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Public Involvement
Citizen Information Meeting (CIM)– November timeframe– Recommendations for initial meeting
• Open format• Stations for observed problems• Recorder, brochure, comment sheet
– Discuss existing conditions– Initial observations and issues– Obtain comments
• Other problems• Input on candidate solutions
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Combined Committee Meeting
Technical & Steering Committee Meeting– December timeframe – Review CIM feedback– Discuss candidate alternatives– Generate alternative selection guidance
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Additional Input
• Questions / Comments?
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