1. 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…

  2. Lehigh Valley International Airport FedEx Ground Distribution Center & Roadway Improvements

    LNAA, on behalf of FAA, retained RETTEW to complete the Section 106 process, beginning with a windshield survey to identify all buildings older than 50 years in the area of potential effects. Following concurrence from the Pennsylvania State Historic Preservation Office (PA SHPO), RETTEW evaluated 36 potential historic resources to determine their eligibility for listing…

  3. 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…

  4. Auction Road Bridge Replacement

    Built in 1916 as a one-lane, reinforced-concrete tied-arch structure carrying Auction Road over Big Chiques Creek in Penn and Rapho Townships, Auction Road Bridge was one of only four reinforced-concrete through-arch-style bridges remaining in the commonwealth eligible for listing on the National Register of Historic Places. However, the historically significant structure was no longer able…

  5. SR 0038 Bridge Replacement

    The SR 0038 Bridge over Connoquenessing Creek was a 76-foot-long concrete T-beam bridge deemed structurally deficient by the Pennsylvania Department of Transportation (PennDOT). Because of noticeable surface erosion and deterioration, and foundational issues caused by heavy traffic volume and faulty drainage, PennDOT decided to replace the defective bridge. They turned to RETTEW to design the…

  6. Chester 260 Bridge Replacement

    After being deemed structurally deficient due to its age and deteriorating condition, Quimby Bridge — a concrete encased steel beam bridge built in 1915 on Pusey Mill Road over the east branch of Big Elk Creek — was in need of replacement. One of the many challenges surrounding this site was its environmental sensitivity, including…

  7. SR 0611 Bridge Repalcement

    The SR 0611 Bridge was severely deteriorated and deemed structurally deficient, and the required replacement bridge involved complex environmental analysis. Many sensitive features were present around the bridge including a county park, a scenic highway, the Delaware Canal State Park, an aqueduct bridge carrying the Delaware Canal over Fry’s Run, and a stone-arch bridge listed…

  8. Eden Road Bridge Replacement

    Eden Road Bridge — also known as Big Conestoga #7 — had a deteriorating bridge deck, failing abutments, cracking structure, rotation, and settlements that were all significant concerns. Since the bridge is one of the most heavily-traveled bridges owned by the County, it was becoming more and more critical for them to replace it. As…

  9. SR 0722 Bridge Replacement

    The existing SR 0722 Bridge and dam over Lititz Run was integral in the operations of the nearby Oregon Mill, which is listed on the National Register of Historic Places. Structurally deficient and functionally obsolete, however, the existing SR 0722 Bridge needed to accommodate modern-day traffic demands. The backwater condition resulting from the dam served…

  10. 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…

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Traveling to the Job Site – Without the Travel!

By Ryan Mastowski Project Manager, Land Development Akron-Canton Office RETTEW is constantly using new technology to help solve…

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Overcoming Struggles with Biosolids Processing

RETTEW continues to bring value to municipal clients as their Engineer of Record! UMJA recently completed a significant…

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