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The original pocket park was created to cover a proposed stormwater best management practice that was built in an urban parking lot. Surrounded by alleys open to traffic, the original park was graded to fit between them and, as a result, had a fairly steep slope that rendered it useless for any active use. After…
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This was the pilot bridge replacement project for the Pennsylvania Turnpike Commission’s (PTC) Bridge Information Modeling (BIM) and Digital Delivery Program, which included developing a 3D model. The existing bridge was a single-span steel beam bridge, and we proposed a two-span composite prestressed spread box-beam bridge. This project was part of a $1.5 million open-end…
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West Hempfield Township was looking to pave the streets in one of its neighborhoods as part of a capital improvement project. The neighborhood was built in the 1970s and the existing stormwater infrastructure was also in need of repair and/or replacement. RETTEW worked with the Township to analyze the existing pavement, curbing, and stormwater facilities…
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The University Area Joint Authority’s (UAJA) Spring Creek Pollution Control Facility provides wastewater treatment, solids handling, and reuse water to the Centre Region and comprises an advanced wastewater treatment facility with tertiary effluent standards and advanced water reclamation. The facility is currently rated for 10.56 mgd hydraulically (MMAF) and 50,000 pounds/day of biochemical oxygen demand….
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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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A team of solar developers was looking to install rooftop and carport solar arrays on two mixed-use commercial buildings in downtown Washington, D.C. to benefit lower-income residents in the D.C. area. RETTEW was the ideal candidate to make this goal a reality because of our vast experience in designing solar arrays, as well as general…
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Downtown Allentown is thriving because of its recent revitalization efforts and is quickly outgrowing its supply of office space. To address this need, City Center Investment Corporation (CCIC) is developing the City Center Lehigh Valley project, which is fast becoming the region’s hub for business, culture, and urban living. CCIC has worked with RETTEW on…
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Our client, planning to sell their property, received a compliance notice from the Ohio Department of Natural Resources (ODNR) requiring remedial actions. Historically, the site was contaminated by chloride, petroleum hydrocarbons, and technologically enhanced naturally occurring radioactive material (TENORM). Impacted soils, building materials, and equipment required demolition and excavation to restore the site for regulatory…
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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…
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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….
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Go to NewsroomDriving Safety Tips
For some of us, the most dangerous thing we do every day is drive to and from work….
Read MoreRETTEW to Host Preventing Falls in Construction Program on May 7
Join us for an informative and engaging event as part of OSHA’s 2024 National Safety Stand-Down. This hybrid gathering…
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