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Russellville, AR., experienced increasing amounts of flooding due to development within the drainage basin and an aging and deteriorating drainage system. The City’s 15 square mile drainage system has 28 sub basins, 106 bridges, culverts, or pipeline crossings, and 29 tributary streams. FTN developed a master stormwater plan, a draft stormwater drainage ordinance, and a… Read more »
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The City of Sheridan, Arkansas, asked FTN to develop a dissolved oxygen (DO) total maximum daily load (TMDL) to quantify the impact of the City’s intermittent discharge of treated wastewater in the receiving stream. FTN analyzed historical water quality data and showed that most DO violations were not occurring during the same months that the… Read more »
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Mississippi County, Arkansas, owns and operates a 30-acre municipal solid waste disposal facility. FTN was contracted to design and perform construction quality assurance (CQA) services for the development of a new 4-acre disposal area. The design included the following: A composite bottom liner system of two feet of compacted clay, a 60-mil HDPE geomembrane liner,… Read more »
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The complexity of engineering and environmental compliance issues often leads industries, organizations, municipalities and other government entities to seek the assistance of attorneys to defend their actions or help them navigate through a variety of laws and regulations. For more than 30 years, law firms have utilized FTN’s engineers, hydrologists, environmental scientists, and our other… Read more »
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FTN prepared the design and construction documents for an advanced wastewater treatment facility at an ammunition manufacturing plant. The existing wastewater treatment system treated the wastewater for biochemical oxygen demand (BOD), oil and grease, pH, and heavy metals. Additional polishing treatment was needed to meet higher effluent limits established in the company’s latest NPDES permit… Read more »
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FTN has an on-call contract with the Military Department of Arkansas, which facilitates rapid response by our firm to individual task order requests. We have been involved with projects completed at Camp J.T. Robinson (near Little Rock) and Fort Chaffee (near Fort Smith). Historically, work has included environmental compliance, GIS support, updating Natural Resource Management… Read more »
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FTN has assisted numerous economic development entities and municipalities in qualifying development sites for certification by the Entergy Select Site Program. The goal of the Entergy Select Site Program is to “better prepare sites as winning candidates for office, manufacturing, and distribution projects and to effectively communicate the prepared status to site consultants and company… Read more »
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FTN conducted a comprehensive review and evaluation of water issues in Arkansas for the Winthrop Rockefeller Foundation. This study included a review of scientific, popular, and gray literature since 1980, assessed changes in census statistics related to water (e.g., households without plumbing), conducted over 75 personal interviews with representatives from federal, state, and local agencies,… Read more »
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FTN provides support at a former vanadium mine site in south-central Arkansas. Mining operations ceased in the mid-1980s and reclamation activities have been occurring since that time. The approximately 400-acre former mine site includes two large pit lakes and a comprehensive stormwater collection and treatment system. Our firm’s role at the site has been to… Read more »
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FTN provided engineering support for a design/build team for a new 1.5 million gallon per day (gpd) secondary biological wastewater treatment system and a 900,000-gpd reuse system for a poultry facility in northern Arkansas. The wastewater treatment system included a 375,000-gallon equalization tank, moving bed biological reactors, a dissolved air flotation unit for final clarification,… Read more »
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