Pavement base reinforcement with geocells and geotextiles at a railway distribution facility
December 29th, 2021
Installation of geotextile and GEOWEB panels. Photograph courtesy of Presto Geosystems In 2018, BNSF Orillia Railway began making extensive upgrades to its automotive distribution facility in Renton, Wash. The upgrades were required to support the increased demand for new automobiles. As new-car sales soared, so did the demand for rail capacity for vehicle shipments arriving […]
Slope stability with geocells at a New Zealand playground
December 27th, 2021
Photograph courtesy of Cirtex Aronia Park is a colorful new playground in South Auckland, New Zealand, that includes two multihued slides. The challenge arose with the specified topsoil thickness for the steep slope beneath the slides. There was a risk of the slope soil sliding off and requiring costly repair. Greenscene, the contractor, approached Cirtex […]
Forty-year-old Texas Reinforced Earth dam gets artistic facelift
December 22nd, 2021
Photograph courtesy Steve Lewis Woodhollow Dam in Austin, Texas, was built between April and December of 1979 to control flash flooding in an Austin, Texas, neighborhood. This first dam constructed of Reinforced Earth MSE Retaining Walls in the United States created a buzz in the community and even had a visit from the inventor of the […]
Geosynthetic capping sealing system rehabilitates the Croatian Osojnica landfill
December 16th, 2021
The landfill will become a green hill that blends perfectly into the landscape of the idyllic coastal region. Installation of the geosynthetic capping sealing system inside the gabion wall. Photograph courtesy of Naue GmbH & Co. KG The Croatian municipality of Matulji is an idyllic seaside resort on Kvarner Bay in northwestern Croatia, 8 miles […]
Geocomposite lines Anchorage Regional Landfill expansion project
December 13th, 2021
Photograph courtesy Solmax In 2020, the Solid Waste Services department (SWS) of Anchorage, Alaska, expanded the Anchorage Regional Landfill’s capacity by adding a new cell 9 and tying it to several existing cells in close proximity. Alaska Aggregate Products LLC (AAP) was awarded the geosynthetics and piping contract, and AAP chose Solmax to supply all […]
Propex stabilizes the Des Moines River’s bank with geosynthetics systems
November 18th, 2021
Installing SCOULOK and ARMORLOK along the banks of the Des Moines River. Photograph courtesy of Propex The West Fork of the Des Moines River in Palo Alto County, Iowa, had experienced years of erosion and flooding. From 2006 to 2019, the riverbank had receded up to 215 feet (65.5 m) in the middle of the […]
Caltrans bets on Tensar geosynthetic-reinforced chip seal for pavement
November 4th, 2021
by Dennis Rogers, Pavement Maintenance Regional Manager: California, Tensar Corp. The completed highway incorporating GRCS. Photograph courtesy of Tensar Corp. Serving as the district maintenance engineer for Caltrans’ District 9 (Bishop) for more than 22 years, John Fox has overseen thousands of miles of pavement-preservation treatments, including polymer-modified, gap-graded pavements; dense-graded pavements; asphalt rubber seals; […]
NAUE geosynthetics secure German road embankment over old mining area
November 2nd, 2021
Photograph courtesy of NAUE The German federal highway B91 between the cities of Deuben and Werschen in Germany is a collector road with access to the A9 motorway. The subsoil risks resulting from past lignite mining activities represent an enormous challenge in the region. Subsidence has occurred regularly. Solution In the area of a bridge […]
Hawaii geosynthetic highway drainage application
October 26th, 2021
Photograph courtesy of Tiltex Tiltex 7B geosynthetic cementitious composite mat (GCCM) was recently specified by the Hawaiian Department of Transport for a highway roadside drainage upgrade project. Due to its ease of application to existing road infrastructure and hot asphaltic road surfacing to Tiltex 7B, fast application time and 11,603-psi (80-MPa) compressive strength, Tiltex 7B […]
Geosynthetics combine to create stiffened trackbed in Scotland
October 25th, 2021
Photograph courtesy of Greenfix UK and Presto GeoSystems The Borders Railway is the longest new domestic railway to be constructed in Britain in more than 100 years. Four new stations in Midlothian area and three in the Scottish Borders region have reduced journey times between Tweedbank and Edinburgh to less than one hour from nearly […]