A private developer of renewable energy projects hired RETTEW to conduct a due diligence evaluation of a 400-ton-per-day food waste anaerobic digestion facility in Charlotte, North Carolina. The facility receives...
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The Sierra Nevada Brewing Company opened a 500,000-barrel-per-year facility, which includes an on-site industrial wastewater pretreatment plant. The pretreatment technology comprises an anaerobic sequencing batch reactor (ASBR) to remove solids...
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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...
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The Township of Delhi operates a conventional wastewater treatment plant designed to treat 4 to 5 mgd. The facility currently treats an average of 2.5 mgd of wastewater. Waste solids...
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The Highspire Borough Authority’s wastewater treatment plant is designed to treat up to 2 mgd of wastewater. The current treatment process includes primary screening and grit removal, grinding or commutation,...
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The Highspire Borough Authority retained RETTEW to prepare a capital improvement plan to assist in planning for the future needs of their operations. The plan called for reviewing the existing...
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As part of their overall strategy to optimize operations, maintenance, and finances, and to fulfill requirements of a bond indenture, the Hermitage Municipal Authority retained RETTEW to prepare an annual...
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The City of York operates a 26-mgd advanced wastewater treatment plant, providing service to the greater York region. As part of its sludge handling processes, the City employs anaerobic digestion...
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The Pennsylvania Turnpike Commission was looking for environmental engineering services for its facilities statewide, including 62 interchanges, 21 maintenance facilities, 17 service plazas, 8 police stations, 5 tunnels, and multiple...
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A meat packaging facility wanted to modify their multivac sealing and packing machinery to allow for safe lock-out/tag-out (LO/TO) of any moving pieces of equipment while keeping the control system...
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