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Ephrata Township identified this project primarily to address required pollutant reductions for the Township’s 2018-2025 MS4 Permit. This project proposes to restore the Cocalico Creek by: Installing in-stream structures for streambank stabilization Restoring floodplain and wetland areas Incorporating a three-zone multifunctional riparian buffer Constructing a canoe/kayak launch area, ADA-accessible fishing pier, ADA access, walking trail,…
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As part of our Engineer of Record position with Lancaster County, RETTEW was responsible for rehabilitating this historically sensitive iron truss structure to address issues flagged in routine inspection reports. We provided services for roadway and bridge design; performed environmental due diligence; developed erosion and sediment control plans; and provided bid documents, construction administration, and…
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Catalyst Commercial Development, LLC (CCD), planned to develop a commercial distribution corridor in East Hempfield and West Hempfield Townships comprising three distribution facilities to serve the needs of South Central Pennsylvania. The 57-acre site is surrounded by industrial facilities, residential communities, vacant land, and a railroad. It was essential to consider the three sites in…
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An energy client was looking to develop multiple renewable natural gas (RNG) projects to meet their corporate sustainability goal of reducing the carbon footprint of the natural gas grid through RNG. These projects will generate biogas that can be upgraded to RNG on site. The feedstocks for this program are agricultural wastes such as dairy…
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RETTEW developed a master site plan for Conewago Township’s community park for an undeveloped tract of approximately 103 acres to include both passive and active recreation facilities. Key facilities included pavilions and restrooms; tot lots; a parking lot; a 60-foot softball and Little League baseball field; two U10 soccer fields; a paved multipurpose/exercise trail; basketball,…
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RETTEW was selected by the Muskingum Watershed Conservancy District (MWCD) to design a parking lot and boat launch expansion project at Piedmont Lake. The goal of the project is to provide 50 parking spaces for trailers and additional regular vehicle spaces, handicap-accessible parking, restroom facilities, ADA-compliant ramps and access, bioretention areas, lighting design, and a…
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RETTEW worked with West Hempfield Township to develop a comprehensive, cost-effective strategy to achieve required sediment reduction loads in compliance with their 2018-2023 MS4 Permit requirements. This strategy included a variety of green infrastructure best management practices to reduce stormwater rates and volumes, increase groundwater supplies, filter stormwater pollutants, increase biodiversity and habitat for native…
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This existing 58-foot-long steel I-beam bridge in Cheltenham Township was structurally deficient and needed to be replaced because of excessive deterioration. In fact, throughout the course of designing the new bridge, numerous emergency repairs were needed to keep the bridge in service. The bridge is in a high-traffic area prone to flooding, so extra caution…
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Penbrook Borough’s existing 12-inch vitrified clay pipe (VCP) gravity sewer line was constructed in the 1930s and conveyed sewage flow from both Penbrook Borough and Susquehanna Township to the Capital Region Water sanitary sewer collection and conveyance system, a National Pollutant Discharge Elimination System (NPDES)-permitted system. Lack of maintenance and known structural inadequacies of the…
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Sanitary surveys revealed that more than 40 percent of surveyed on-lot disposal systems on North Neshannock Road, North Darby Road, and South Darby Road in the City of Hermitage were classified as suspected or confirmed malfunctions according to Pennsylvania Department of Environmental Protection regulations. These results suggested untreated sewage was being discharged into “Waters of…
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Go to NewsroomParadise Township Sewer Authority Breaks Ground on Wastewater Treatment Plant Expansion
On May 5, the Paradise Township Sewer Authority broke ground on its recently funded wastewater treatment plant expansion…
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Some things improve as they get older, but when it comes to our country’s aging infrastructure, the opposite…
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