T3 Design Corporation

Transportation Planning and Traffic Impact Analysis.

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About the firm

T3 Design Corporation is a Fairfax, Virginia-based transportation engineering practice founded in 2006. It specializes in transportation planning, traffic engineering, roadway design, intelligent transportation systems, and operations program management, serving state departments of transportation, regional transit authorities, and local jurisdictions throughout the Mid-Atlantic region.

Established
2006
Team
Small
Firm type
Transportation Engineering

People

Amy MorrisOwner and President

Randy BoiceExecutive Team Member

Tarana AziziExecutive Team Member

Marisa FlinnExecutive Team Member

Tandrumn ReidExecutive Team Member

Capabilities

Transportation Planning

Service website

Formulating strategies for future land use and infrastructure improvements by evaluating regional growth and traffic needs.

  • Traffic Impact Analysis

    Ensuring regional infrastructure is equipped to handle future community developments.

  • Traffic Forecasting

    Predicting future traffic conditions using micro-simulation tools to model long-term demand.

  • Crash and Safety Analysis

    Identifying hazardous roadway locations and developing countermeasures to protect commuters.

  • Interchange Justification and Modification

    Preparing reports to plan for functional freeway systems and surrounding neighborhoods.

  • Traffic Calming and Pedestrian Safety

    Designing neighborhood travel solutions to incorporate bicyclists and pedestrians.

  • Traffic Data Collection and Analysis

    Utilizing geographic information systems to gather and process diverse roadway data.

  • Public Stakeholder Facilitation

    Supporting clients during public hearings, design charrettes, and stakeholder meetings.

Traffic Engineering Analysis

Service website

Analyzing intersection and corridor operations to resolve capacity constraints and enhance travel efficiency.

  • Micro-Simulation Modeling

    Using advanced tools to diagnose performance issues and model complex vehicle interactions.

  • Signal Timing Optimization

    Improving signal coordination across individual intersections, corridors, or full networks.

Roadway Design

Service website

Creating detailed geometric and physical plans for corridor improvements, ensuring commuter safety and comfort.

  • Geometric Alignment

    Designing physical road features to maximize traveler comfort and safety.

  • Intersection and Roundabout Layout

    Configuring intersections and roundabouts to safely accommodate future growth.

  • Drainage and Stormwater Management

    Engineering systems to ensure adequate runoff control along transit corridors.

  • Bicycle and Pedestrian Infrastructure

    Developing dedicated pathways to provide fluid connectivity among different transit modes.

  • Roadside Barrier and Guardrail Design

    Analyzing roadside safety parameters and inspecting barrier installations.

Traffic Control and Intelligent Transportation Systems

Service website

Integrating advanced electronic, communication, and surveillance solutions to manage real-time traffic flow.

  • Intelligent Transportation Systems Design

    Designing systems to improve roadway communication and real-time transit response.

  • All Electronic Tolling

    Supporting toll collection systems to reduce backups and improve processing efficiency.

  • Signing and Pavement Markings

    Developing clear visual guides to help motorists navigate routes without confusion.

  • Lighting and Illumination

    Designing roadway and interchange lighting systems to enhance nighttime visibility.

Transportation Management and Operations

Service website

Developing sequencing and detour strategies to maintain traffic flow and safety during construction phases.

  • Work Zone Transportation Management Plans

    Formulating plans to relieve construction-related congestion.

  • Maintenance of Traffic Detours

    Designing temporary bypasses and sequencing plans to protect construction crews and motorists.

  • Traffic Incident Management

    Structuring rapid response strategies to mitigate the impact of unexpected road incidents.

  • Staff Augmentation

    Providing on-site staff support and program management services directly to client agencies.

Industries

Government · Transportation · Transit · Land Development

Projects