Under National Bridge Inspection Standards, only bridges with spans greater than 20 feet are required to be inspected every two years. When South Middleton Township suspected an issue with a weight-restricted bridge spanning under 20 feet, they had no recent inspection on which to rely. RETTEW completed a bridge inspection for the Township and revealed…
The Pennsylvania Department of Transportation (PennDOT) needed their guidelines for preparing waterway and environmental permits organized efficiently to improve the permitting process. In addition, guidelines for preparing earth disturbance and waterway permits were either absent or not easily found. This resulted in inconsistent permit applications, technical deficiency letters from permitting agencies, and missed project schedules….
The Pennsylvania Turnpike Commission (PTC) replaced the Allegheny River Bridge as part of a roadway reconstruction project. To comply with the U.S. Army Corp of Engineers and Pennsylvania Department of Environmental Protection (PA DEP) regulations, PTC needed to construct and maintain 1.8 acres of replacement wetlands to satisfy the wetland mitigation requirements associated with aquatic…
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…
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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The University Area Joint Authority (UAJA), Solar Renewable Energy, LLC (SRE), and RETTEW held a ribbon-cutting ceremony on…Read More
The RETTEW Charitable Foundation proudly awarded Leg Up Farm with a $5,000 grant to help support a STEM…Read More