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Presto GeoSystems installs GEOWEB geocells under Tasmanian road
March 30th, 2021
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. To mitigate this, Huon Valley Council enlisted consultant Pitt and Sherry to undertake pavement investigations, focusing on the section […]
Geosynthetics for Maaden Phosphate Tailings Pond
March 22nd, 2021
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. Maaden Phosphate Co., a joint venture with Saudi Basic Industries […]
Impermeable geomembrane for a Baltimore reservoir cofferdam
February 22nd, 2021
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 Historic Civil Engineering Landmark by the American Society of […]
Ocean City, N.J., plans more geotextile tubes to protect beaches
February 17th, 2021
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 plastic fabric and stuffed with sand. […]
Layfield USA completes two CSPE reservoirs
February 15th, 2021
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 double reservoir, potable water storage system (East and West reservoirs) with a […]
Conductive liner for a copper mine reservoir
February 5th, 2021
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 Location Conductive liner. This would ensure reliable electric […]
Base stabilization at Port of Invergordon, U.K.
January 18th, 2021
A new 365,973-square-foot (34,000-m2) container area was required in the Port of Invergordon, U.K. The area was constructed as an unbound pavement with a crushed gravel surface. Presto GeoSystems GEOWEB geocells presented an excellent solution to minimize the overall cross-section depth through its unique load transfer mechanism while controlling differential settlement in the heavily loaded […]
Presto GEOWEB slope protection with ATRA Tendon Clips
December 15th, 2020
In North Yorkshire, U.K., 20 months of work has been completed by Balfour Beatty on a $21 million (£16 million) scheme to stabilize the cliff between Scarborough Spa and the Esplanade on Scarborough’s South Cliff. Installing the GEOWEB Geocell Soil Retention System The South Cliff Slope Stabilization Scheme involved piling along the rear of the […]
Lake Francis Dam maintenance with GCCM
December 11th, 2020
By Kurt Chirbas Installing the GCCM at Lake Francis Dam The Yuba Water Agency in Yuba County, Calif., was established in 1959 to reduce flood risk and provide a sustainable water supply to the people of the region. Yuba County has historically endured devastating floods, due in part to Gold Rush-era hydraulic mining practices that […]
Modest declines expected in 2021 transportation construction market, according to ARTBA
December 11th, 2020
The U.S. transportation construction market is expected to shrink 5.5 percent next year, driven primarily by the severe economic recession caused by the coronavirus pandemic, according to the American Road and Transportation Builders Association’s (ARTBA’s) annual forecast. Overall, the value of work is expected to drop from $294.2 billion in 2020 to $278.1 billion in […]