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XR-3 geomembrane helps supply fresh water to residents of Baltimore
April 1st, 2024
XR-3 geomembrane installation at completion. Photograph courtesy of Seaman Corporation. Druid Hill Park was inaugurated in 1860 and is listed on the National Register of Historic Places, totaling 745 acres (300 ha) in size. Druid Lake was constructed (1863–1871) to provide a 1-billion-gallon (440 million m3) capacity, 55-acre (22 ha) freshwater reservoir supplying the city […]
Essential evaluations for when your geomembrane system encounters unexpected containments – Part 2
March 13th, 2024
By Felon Wilson The first part of this series identified ways a geomembrane lining system may encounter unexpected contaminants. This second part will focus on methods to handle changes in chemical makeup of contained liquids and ways to build safety factors by the selection of the geomembrane itself. Chemical compatibility testing is the best way to establish […]
Geomembranes revolutionizing U.S. water industry: Tackling 2023 survey concerns
February 5th, 2024
By Felon Wilson XR-5 Geomembrane-lined, sunlight exposed sanitary sewer overflow impoundment in Alabama. Photo courtesy of Seaman Corporation. By coincidence, two independent surveys were recently released which identified key issues in the U.S. water industry. The reports are listed in Table 1. Table 1 While both reports address respondents’ perceptions of current and anticipated market […]
Premier Product Showcase 2024
February 1st, 2024
Here is your first look at some of the new products and services that will be available from companies in 2024. Information for this special section was provided by companies who submitted materials to us before the publication deadline. All photographs are courtesy of the company listing the product/service. Geotechnical Frontiers is coming back in […]
Geomembranes as an effective environmental compliance solution in rail yards
January 11th, 2024
On the evening of February 3, 2023, a train derailed in East Palestine, Ohio. The tanker cars, carrying several types of chemicals, ruptured and caught fire. The aftermath unfolded in the news for days, weeks, and months. The event impacted the population of the small community most directly, but also created an environmental investigation for […]
How geomembranes help improve water quality, lower costs and increase efficiencies in wastewater treatment – Part 4
December 20th, 2023
By Felon Wilson “While the environment is a very emotional and even moral issue for most of us, to be effective in the area, as one practitioner put it, you need a good engineer, not a poet.” - James W. Conrad, Counsel, American Chemistry Council In the final segment of our look at geomembrane uses in […]
How geomembranes help to improve water quality, lower costs and increase efficiencies in wastewater treatment – Part 2
November 30th, 2023
“We forget that the water cycle and the life cycle are one.” Jacques Yves Cousteau In Part 1: Wastewater Industry in North America,” a brief history of the efforts to deal with wastewater was explored along with estimates of the size of the industry itself. In this post, we will take a look at the current […]
Powering through extremes: Fuel containment in Moose Creek
June 1st, 2023
FIGURE 1 Earthen trench. Photo courtesy of Latitude 63 Alaska, the Arctic, and similar cold weather regions are expected to play a key role in supplying future energy needs for the world. As energy resources continue to be pursued in these extreme climates to meet the energy demands of society, protection of our natural resources […]
Seaman Corp. launches XR-FR, a fire-retardant flexible geomembrane
December 20th, 2021
A reinforced flexible geomembrane for secondary containment of spills is a good choice because they don’t leak, are less expensive and don’t require costly subgrade consideration and amendment. Widely used for oily wastewater and fuel containment, the XR-FR Fire Retardant Flexible Geomembrane is suitable for use with flammable liquids. Photograph courtesy of Seaman Corp. Seaman […]
Four major takeaways from ASCE’s 2020 Code of Ethics updates
September 3rd, 2021
By Felon Wilson, Geomembrane Consultant, Seaman Corp. XR-5G geomembrane protecting structural EPS geofoam in a transportation application, Alondra Blvd. at I-5, Santa Fe Springs, Calif. Owner: CalTrans. Photograph courtesy of Seaman Corp. The American Society of Civil Engineers (ASCE) first adopted a Code of Ethics in 1914 for the purpose of creating a model of […]