Interstate 80 (I-80) in Pennsylvania runs for 311 miles across the central part of the state. While this highway does not serve any major cities in Pennsylvania, it is a...
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The intersection of SR 0034, SR 0850, and Pisgah State Road in Shermans Dale was plagued with a significant number of traffic accidents. The four-legged intersection posed serious safety risks,...
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Elizabethtown Borough wanted to complete the pathway network within the borough that was part of a phased planning, design, and construction project reflecting the Regional Official Map for Trails as...
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The intersection of SR 172 and Perry Drive was on Ohio’s Governors priority list of the top ten most dangerous intersections in the state and needed significant upgrades to increase...
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A client’s haul route utilized Lee Road, a narrow rural corridor in poor condition containing areas only wide enough for a single vehicle to pass. In its existing condition, the...
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A client’s haul route ran along Fernwood Road, which provides access to the Jefferson County Airport from the south. The airport access was restricted because of a tight turning radius...
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South Londonderry Township, through its comprehensive plan, identified the need to provide a safe integration of travel for motorists, pedestrians, and bicyclist. The plan identified two distinct classifications in the...
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Based on a previously prepared roadway safety audit, Pennsylvania Department of Transportation (PennDOT) District 8-0 requested safety enhancements at 13 locations along a 3.9-mile-long section of SR 0241’s two-lane roadway....
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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...
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SR 0056, a four-lane limited-access highway that winds through the heart of the City of Johnstown, required rehabilitation. The project included multiple repairs to concrete and bituminous roadway, three bridges,...
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