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    Allegheny County

    I-376 Parkway West – Green Tree Interchange Project

    Greentree Interchange Project Location Map

    Project Status

    Step 1:
    Development

    Step 2:
    Design

    Step 3:
    Construction

    Step 4:
    Completed

    Public Outreach

    In-Person Public Meeting

    PennDOT District 11 and the Federal Highway Administration (FHWA) hosted an in-person public meeting on Wednesday, March 12, 2025, at the Green Tree Borough Municipal Center to discuss the I-376, Section A67 Green Tree Interchange Project. Click the button below to view the presentation.

    The Penn Lincoln Parkway East is eligible for listing in the National Register of Historic Places. Section 106 of the National Historic Preservation Act requires Federal Agencies to take into account the effects of projects on historic and archaeological resources. This meeting provides an opportunity for the public to provide feedback on the historical significance of the resources.

    View Presentation (PDF)

    Project Overview

    County: Allegheny
    Municipality: Green Tree Borough
    State Route: Interstate 376
    Local Name: Parkway West
    Project Type: Improvement
    Proposed Construction Start: 2029
    Proposed Construction End: TBD
    Last Updated: 03/13/2025

    The purpose of this project is to improve operations and mobility near and within the Green Tree Interchange thereby improving congestion, safety, and connectivity. The project also seeks to improve substandard and deficient aspects of structures and interchange ramp features within the project limits. The proposed improvements include reconfiguration of the interchange ramps, realignment and widening of Route 121 Greentree Road and Mansfield Avenue, widening of Poplar Street, replacement of the structure carrying Greentree Road (Route 121) over I-376, widening of the structure carrying I-376 over Poplar Street, extension of the third lane on I-376 westbound and other miscellaneous construction. The project is anticipated to be begin construction in 2029.

    Contact Information

    Anthony Annett, P.E.
    Project Manager
    412-429-5030 
    anannett@pa.gov

    Mark Young
    Environmental Planning Manager
    412-429-4858
    markyoung@pa.gov

    Yasmeen Manyisha
    Press Officer
    412-334-5436
    ymanyisha@pa.gov

    Accessibility

    The project documents can be made available in alternative languages or formats if requested. If you need translation or interpretation services, have special needs, or have concerns that require individual attention, please contact the PennDOT Project Manager listed above.

    Title VI

    Pursuant to the Title VI of the Civil Rights Act of 1964, PennDOT does not discriminate on the basis of race, color, national origin, gender, age, or disability. If you feel that you have been denied the benefits of, or participation in a PennDOT program or activity, you may contact the PennDOT, Bureau of Equal Opportunity, DBE/Title VI Division at 717-787-5891.