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The Marine Corps Base Quantico needed to perform soil borings in 21 locations on its wastewater treatment plant premises. However, the presence of underground utilities posed a risk of damage and disruption to plant operations. RETTEW conducted a subsurface utility engineering (SUE) survey to locate and mark the utilities in a 15-foot radius around each…
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RETTEW performed a complete subsurface utility mapping survey to determine the location of utilities within 50 feet of the path of a proposed fiber optic duct bank around a medical facility campus. As part of this work, RETTEW also surveyed all utility markings, buildings, surface features, and ground elevations to create a comprehensive base map….
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The Municipal Authority of the Town of Bloomsburg was experiencing significant infiltration and inflow of stormwater to their sanitary system, which was overwhelming their downstream wastewater treatment facilities. Under budgetary constraints, the Authority identified a high-priority portion of their sewershed for immediate evaluation and condition assessment. RETTEW’s Subsurface Utility Engineering team used Envirosight RovverX robotic…
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After experiencing abnormally hot water in a potable cold water supply line, an industrial client needed to find the source of a steam leak along a 40-foot length of buried pipeline. If the exact location of the steam line and leak could not be identified, the client would be required to excavate a 40-foot by…
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For decades, key University of Pittsburgh personnel kept the Bradford Campus facilities and construction projects running smoothly by managing and cross-referencing numerous hardcopy and electronic utility plans and maps that had been created and collected over time. With the upcoming retirement of these key staff, the University of Pittsburgh selected RETTEW to help them turn…
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A high-pressure natural gas pipeline located in a right-of-way between two existing pipelines required inspection to evaluate potential flaws and any need for repair. Prior to excavation, the client needed to adhere to PA One Call requirements to mark their assets. A portion of the right-of-way was brush- and snow-covered steep terrain, creating accessibility challenges…
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A midstream natural gas company operating in Ohio’s Utica Shale region was mapping existing natural gas lines and wanted to protect their established infrastructure and ensure no utility line hits during their operations. The client called upon RETTEW to help coordinate the utility line mapping process because of our rapid response time, our highly skilled…
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An exploration and production client acquired a 37-mile natural gas pipeline collection system that had been depressurized and shut down for more than two years. Prior to reactivating and bringing the gathering system online, the client needed to bring the pipeline into compliance with government and safety regulations. Although they typically provided these inspection services…
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A leading provider of healing services for children and families in central and southwestern Ohio planned construction activities in sections of their property. The client knew unmapped subsurface utilities existed on the site and wanted detailed maps showing the location of buried public and private utilities to avoid potential damage during construction. Using state-of-the-art equipment…
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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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