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Design of reinforcement geosynthetics in landfill piggyback expansion

June 1, 2021  |  Case Studies, Features

An operator at a nonhazardous waste storage facility proposed extending the facility’s life, within the existing perimeter, by vertically expanding the cells in operation to a maximum thickness of waste of 52.5 feet (16 m). This project is based on nonhazardous waste storage cells 49.2-feet (15-m)…
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Dewatering of sludge from a sewage treatment plant with geotextile tubes

June 1, 2021  |  Case Studies, Features

Water is an important resource for people’s quality of life and is indispensable for several uses, including desedentation. However, this resource is finite and available in small quantities in the quality of fresh water, at liquid state and on the surface. Therefore, rivers and lakes, providers o…
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Bituminous geomembrane for a South Australian mine

June 1, 2021  |  Case Studies, Final Inspection, News

The Oz Minerals Carrapateena mine is a copper-gold project located 99 miles (160 km) north of Port Augusta in South Australia. The ore is processed on-site to produce a gold-copper concentrate. A lined tailings storage facility (TSF) was required to receive the tailings by-product and protect the su…
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Presto GeoSystems installs GEOWEB geocells under Tasmanian road

March 30, 2021  |  Case Studies

The Huon Valley Council is situated south of Hobart—the southernmost local government council in Australia. Esperance Coast Road, Huon Valley, Tasmania, was showing several signs of deterioration along its length, including deformation, cracks and edge failure.
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Geosynthetics for Maaden Phosphate Tailings Pond

March 22, 2021  |  Case Studies

In phase 2 of this expansion project, Solmax provided 9,687,519 square feet (900,000 m2) of flawless double-sided, textured FrictionFlex geomembrane for new tailings ponds at a fertilizer plant in Saudi Arabia. The geosynthetics underwent stringent testing by the client and were found to be ideal.
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Impermeable geomembrane for a Baltimore reservoir cofferdam

February 22, 2021  |  Case Studies

Druid Hill Reservoir is a one-billion-gallon (55-acre) potable water storage reservoir that supplies Baltimore, Md., and surrounding counties. Druid Hill Reservoir was constructed between 1863 and 1871 and is one of the largest earthen dammed lakes in North America. In 1971 it was named a National H…
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Ocean City, N.J., plans more geotextile tubes to protect beaches

February 17, 2021  |  Case Studies

By Maddy Vitale In a continuing effort to protect Ocean City’s beaches from coastal storms that chip away at the coastline, the New Jersey city is moving forward with plans to install another barrier in the areas most vulnerable to erosion. Geotextile tubes are gigantic sock-like cylinders made of…
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Layfield USA completes two CSPE reservoirs

February 15, 2021  |  Case Studies

Layfield USA Corp. announced the completion of the supply and installation of a chlorosulfonated polyethylene (CSPE) liner and floating cover system as part of a refurbishing and upgrade project for Pittsburgh Water & Sewer Authority’s (PWSA) Lanpher Reservoir. The Lanpher Reservoir is a doubl…
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Conductive liner for a copper mine reservoir

February 5, 2021  |  Case Studies

At a large copper mine in the U.S., a lined stormwater reservoir needed to be constructed for containment of runoff and process water. The integrity of the reservoir liner was critical as failure could result in contamination of groundwater. Solmax installed a double liner system, using Leak Locatio…
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Stabilizing Oyster Lake’s outfall

February 1, 2021  |  Case Studies

Preserving a unique ecosystem with an environmentally friendly solution By Drew Loizeaux Coastal dune lakes are freshwater lakes located within 2 miles (3.2 km) of an ocean coastline. These rare ecosystems are only found in a handful of locations around the globe, including Madagascar, New Zealand, …
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