PennDOT Invites Public to View Online Plans Display for N. Mountain Road and I-81 SB Off-Ramp Intersection Safety Improvements in Dauphin County

Harrisburg, PAThe Pennsylvania Department of Transportation (PennDOT) invites the public to view an online plans display regarding safety improvements to the N. Mountain Road (Route 3019) intersection with the I-81 southbound Exit 72 off-ramp C (Route 8009) in Lower Paxton Township, Dauphin County. The purpose of the project is to improve safety and traffic operations at the intersection.

The purpose of the plans display is to introduce the project and solicit public input, questions, or concerns regarding the project.

The work is anticipated to include the installation of a new traffic signal, associated roadway improvements to support the signal installation, widening of Ramp C for right turning vehicles, and resurfacing of the existing N. Mountain Road approaches beginning at the bridge over I-81 and extending to the intersection with N. Lockwillow Avenue/Blue Bird Avenue. Limits of the project also extend the pavement resurfacing along I-81 southbound Exit 72 off-ramp C (Route 8009), and southbound on-ramps D and G to the limits of existing asphalt.

Existing horizontal and vertical geometry will be maintained. Existing lane and shoulder widths will be maintained on N. Mountain Road and the ramps. All work will be completed within the existing legal right-of-way and legal easements.

This section of N. Mountain Road has an average daily traffic volume of 13,600 vehicles per day (vpd).

Traffic control will be short-term staged construction to maintain at least a single lane of traffic on N. Mountain Road. Traffic control for Ramps C, D, and G is anticipated to use nighttime or weekend detours to accommodate existing pavement removal, pavement patching and new pavement resurfacing. Detours will use adjacent interchanges as follows:

  • Ramp C (Route 8009) closure – Detour using I-81 South, Exit 69 (Progress Ave), Route 3015 South, and I-81 North.
  • Ramps D and G (Route 8009) closure – Detour using I-81 North, Exit 77 (Manada Hill/Hershey), Route 39 West, and I-81 South.

The project is currently in design and construction work is anticipated to take place in Spring 2027 and last approximately 7 months.

A digital version of the information will be available to view online from May 11, 2026, to June 12, 2026.

Information, including bridge plans and an interactive comment form, can be found by visiting the PennDOT District 8 website, PennDOT District 8, clicking Projects Near You listed on the left side of the page, then the District 8 Projects, and choosing N. Mountain Road and I-81 SB Ramp Intersection Safety Improvements.

The purpose of the plans display is to introduce the project and receive public input regarding any questions or concerns with the project. It is also an opportunity for the public to review and comment on the project’s potential effect upon Cultural Resources pursuant to the Advisory Council on Historic Preservation’s 36 CFR Part 800 regulations implementing Section 106 of the National Historic Preservation Act.

The project documents can be made available in alternative languages or formats if requested. If you need translation/interpretation services or have special needs or have special concerns that require individual attention, Ben Singer, P.E., Project Manager, at (717) 787-6690 or email at besinger@pa.gov.

Pursuant to 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 Pennsylvania Department of Transportation, Bureau of Equal Opportunity, DBE/Title VI Division at 717-787-5891 or 800-468-4201.

Find PennDOT’s planned and active construction projects at www.pa.gov/DOTprojects.

Subscribe to PennDOT news and find transportation results in Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon, Perry and York counties at www.pa.gov/DOTdistrict8.  

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MEDIA CONTACT: Mike Crochunis, 717-418-5017, mcrochunis@pa.gov

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Editor’s Note: Please refer to the accompanying project location map.

map indicating project location