1. North Locust Street Bridge Replacement

    The existing two-span, 37-foot-long North Locust Street Bridge over Santo Domingo Creek carried 2,400 vehicles per day through Lititz Borough but was structurally deficient due to scour and poor pier condition. Looking for one less structurally deficient bridge in their community, the Borough received federal monies to replace the concrete slab bridge. The Borough wanted…

  2. Pennsylvania Turnpike Commission 5-Mile Resurfacing

    Under an open-end work order for the Pennsylvania Turnpike Commission, RETTEW provided preliminary design and final engineering services for a resurfacing project along the Northeast Extension. The project required field inspection of a 5-mile stretch to identify milling and paving limits, safety issues, drainage repairs, and areas requiring full-depth patching. Knowing digital field data collection…

  3. SR 4011 Fruitville Pike Highway Widening and Signalization Project

    In order to complete a new 500,000-SF retail development along the primary east-west highway serving this region, Manheim Township and the Pennsylvania Department of Transportation (PennDOT) required an extensive analysis of off-site intersection improvements to SR 4011. The client needed a detailed traffic impact study to determine the major roadway improvements that would minimize traffic…

  4. West College Avenue Improvements

    College Avenue in Elizabethtown Borough was in need of more efficient transportation infrastructure to decrease traffic congestion and hazards as well as improve traffic flow. To accomplish this goal, RETTEW split the project into two phases. The first phase relocated an existing borough street to avoid placing heavy traffic in local neighborhoods with small intersections,…

  5. Newville Road Bridge Replacement

    West Donegal Township closed Newville Road Bridge in the 1990s because of excessive corrosion in its asphalt-filled metal deck pans. After receiving federal funding administered through the Pennsylvania Department of Transportation (PennDOT) for the project, the Township selected RETTEW to develop a new bridge and approach roadway that met both PennDOT and Amtrak design criteria….

  6. Mon/Fayette Expressway Expansion Phase I Environmental Site Assessment

    The Mon/Fayette Expressway system is a 25-year regional transportation improvement project aimed at providing continuous travel from I-68 in West Virginia north to I-376 in Monroeville, Pennsylvania. The final leg of the project, PA Route 51 to I-376, is a 14-mile extension of the 74-mile system that affords direct access to the eastern suburbs of…

  7. Harrison County Road 51 Bridge Replacement

    Closed to traffic for more than three years following an inspection that deemed it unsafe, residents and community members of German Township had to avoid the Harrison County Road 51 Bridge and travel miles out of their way to get to their homes, schools, and businesses. The detour not only delayed emergency responders to the…

  8. Engleside Intersection Improvements

    Engleside intersection was an unsafe, complex five-legged signalized intersection in Lancaster County. There were 13 serious accidents at this intersection within a three-year timeframe. The Township needed to improve the safety of the intersection while maintaining full access to the major water and sewer facilities that were adjacent to the intersection. RETTEW assisted the Township…

  9. Hawk Falls Bridge Rehabilitation

    Built in 1955, Hawk Falls Bridge (NB-610) is one of only four deck truss structures on the Pennsylvania Turnpike similar to Minnesota’s I-35W bridge, which collapsed. The bridge spans 738 feet and rises 200 feet over Mud Run in Penn Forest and Kidder Townships. The bridge’s leaking deck joints were removed but had already caused…

  10. I-76 Bridge Rehabilitations

    Interstate 76 (I-76), or the Schuylkill Expressway, is one of the busiest roads in the state. With the approximately 120,000 daily drivers traveling around Philadelphia and Montgomery County on this major highway, safety is paramount. Pennsylvania Department of Transportation’s Engineering District 6-0 wanted to evaluate all the bridges in the county along this corridor. That’s…

RETTEW NEWSROOM

Check out our latest updates on industry trends, corporate news, employee accomplishments, and community support.

Go to Newsroom

Uncategorized

RETTEW Charitable Foundation Awards Grant for What If 101 School Program

The RETTEW Charitable Foundation awarded a $5,000 grant to TomTod Ideas for What If 101, a weekly program…

Read More

Awards

RETTEW’s Elizabeth Helsel Recognized as 2022 Top Solar Designer

RETTEW is pleased to announce Elizabeth Helsel, Design-Build Project Manager, has been recognized as the 2022 Top Solar…

Read More