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Homer Tunnel avalanche shelter design includes Cirtex DuraMesh MSE wall
August 13th, 2024
Information contributed by Cirtex At the head of a glaciated valley amidst mountains towering up to 2100m in height, the Homer Tunnel is the only access link between Te Anau and Milford Sound, New Zealand. The construction of an original 150m avalanche protection shelter on the Te Anau side began in the 1930s, but an […]
Microplastics in the environment
January 22nd, 2024
By Michael Sorensen Let’s discuss microplastics in the environment, or more specifically, microplastic potential from civil engineering products made from plastic, which we call polymer-based products or polymeric products. Microplastics come from a wide range of products. We use polymer-based products in our daily life all the time. This includes but is not limited to […]
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 […]
Cirtex video spotlights geotextiles in coastline protection
June 21st, 2018
Cirtex, in Kopu, Thames, New Zealand, released a video on June 19, 2018, that showcases geotextiles used for filtration and erosion protection in coastline seawalls. Narrated by Cirtex civil and geotechnical engineer Michael Sorensen, the three-minute video takes the camera down below the boulders in seawalls to examine both properly specified geotextiles and improperly specified […]