Boundary Channel Drive Interchange Modification Public Information - - PowerPoint PPT Presentation

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Boundary Channel Drive Interchange Modification Public Information - - PowerPoint PPT Presentation

Jan 04, 2023 323 likes •538 views

Boundary Channel Drive Interchange Modification Public Information Meeting Project Location & Area Final local road connection in Arlington to I-395 Four-lane divided east-west local road between Long Bridge Drive and the Pentagon

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SLIDE 1

Boundary Channel Drive Interchange Modification Public Information Meeting

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Project Location & Area

  • Final local road connection in

Arlington to I-395

  • Four-lane divided east-west local

road between Long Bridge Drive and the Pentagon

  • Interchange serves an active,

growing area

  • Located at a nexus of

transportation modes and facilities

– Freeways – Local Streets – Multi-use Trails

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Project Goals

  • Project identified based on the ability to

improve the transportation network in the area

  • Goals of the Project – Access, Safety,

Congestion Mitigation

  • Fulfill Arlington County MTP Goals
  • Regional Partners and Priorities

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External Partners

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External Partners

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Pentagon Transportation Management Plan

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Existing Conditions

  • Existing Interchange and Issues

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Existing Conditions

  • Issues with existing interchange

– Excessive ramp connections to I-395

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Existing Conditions

  • Issues with existing interchange

– Short weaving areas

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Existing Conditions

  • Issues with existing interchange

– Unclear intersection design – Long Bridge Drive

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Boundary Channel Drive Interchange Project

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Project Framework IMR Engineering Design Construction

Project Phases

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Boundary Channel Drive Interchange Project

  • Interchange Modification Report

– FHWA technical analysis – Concept designs created and evaluated

  • Traffic Operations
  • Safety
  • Design Feasibility
  • Cost
  • Other location-specific concerns (security)

– Evaluations using future-year traffic volume (2036) – End result – Final Preferred Design Alternative

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Boundary Channel Drive Interchange Project

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Project Framework IMR Engineering Design Construction

Project Phases

Preferred Alternative

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Boundary Channel Drive Interchange Project

  • Concept design evolution

– Required to evaluate “no-build” relative to all

  • f our designs

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Boundary Channel Drive Interchange Project

  • Concept design evolution

– Original designs from Project Framework

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Boundary Channel Drive Interchange Project

  • Concept design

evolution

– Designs broken into different elements – These elements are all shown in tonight’s concepts

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Boundary Channel Drive Interchange Project

  • Concept Design 1

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Boundary Channel Drive Interchange Project

  • Concept Design 2

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Boundary Channel Drive Interchange Project

  • Concept Design 3

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Tonight’s Meeting – Design Feedback

  • We want your

feedback!

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Next Steps

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Project Framework IMR Engineering Design Construction

Project Phases

Preferred Alternative