County of Fairfax, Virginia

Department of Transportation

Hunter Mill Road and Sunset Hills Road Study

Kick-Off Meeting

December 8, 2014

County of Fairfax, Virginia

Department of Transportation 2

Purpose of Meeting

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Department of Transportation 3

Study Area• Study area extends along

Hunter Mill Road from Colvin Run to Sunrise Valley Drive

• Focused on the intersections of Sunset Hills Road and the westbound DTR Ramps with Hunter Mill Road

• Assume Crowell Road is a signalized intersection

County of Fairfax, Virginia

Need for Study• Follow on Study to the Reston Phase I Plan

Amendment• Previous studies showed long term need to improve

the closely spaced intersections of Sunset Hills Road and the West Bound Dulles Toll Road ramps with Hunter Mill Road

Department of Transportation 4

IntersectionsExisting (November 2014) 2030: Comp plan build out*AM PM AM PM

Delay LOS Delay LOS Delay LOS Delay LOSHunter Mill Road Sunset Hills Road 20.8 C 38.2 D 70.1 E 54.4 DHunter Mill Road DTR WB On/Off Ramps 39.2 D 43.9 D 102.1 F 104.8 F*Dulles Corridor Transportation Study, June 2013 – Scenario G

County of Fairfax, Virginia

Project Process

Department of Transportation 5

8 MONTHS

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Department of Transportation 6

Existing Conditions

• Currently working on Existing Conditions• Traffic Counts done November 2014• Levels of service will be determined for the

intersections of:

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Department of Transportation 7

2030 AnalysisFuture conditions will include the development potential in the

Comprehensive Plan for the Reston Transit Station Areas

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Develop Alternatives• Three alternatives will be

developed• Possible realignment of

Sunset Hills Road• One alternative looked at will

be a roundabout solution at Hunter Mill Road and Sunset Hills Road

• Alternatives will be analyzed based on Measures of Effectiveness

Hunter Mill Road Traffic Calming Study, 2006

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Department of Transportation 9

Measures of Effectiveness

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Department of Transportation 10

Recommend Preferred Alternative

Community feedback at public meetings

Measures of Effectiveness

Operations

Right-of-Way

Constructability Stakeholder Input

Pre

ferr

ed

Alte

rnat

ive

Community feedback at public meetings

Measures of Effectiveness

Operations

Right-of-Way

Constructability Stakeholder Input

County of Fairfax, Virginia

Department of Transportation 11

Project TimelineTask No. Description

0Finalize ScopeConsultant SelectionContracting/Issue NTP

1Establish Existing ConditionsKick off meeting Public/Stakeholder MeetingSummary Document on Existing Conditions

2Develop MOEsPreliminary ConceptsPublic/Stakeholder MeetingFinalize ConceptsSummary Document on Alternatives

3Preliminary Assessment of AlternativesFinal Assessment of AlternativesPublic/Stakeholder MeetingSummary Document on Alternatis Analysis

4Chapter 1 (draft)Chapter 2 (draft)Chapter 3 (draft)Chapter 4 (draft)Chapter 5 (draft)Technical AppendicesFinal Report & Project Files

Deliverables Meetings Working Time

December January February March April May June JulyDecember 2014 - July 2015

October November

Existing Conditions

Develop Alternatives & MOEs

Alternatives Analysis

Documentation

Scoping

We are here

County of Fairfax, Virginia

Department of Transportation 12

Questions & Comments