Geotextiles

Underground gardens

Efficient landscape engineering and effective geosynthetic materials built Maple Garden Park In Taichung City, Taiwan, city dwellers wandering through Maple Garden Park are actually meandering below ground level. In November 2012, landscape engineers working with the aid of geosynthetic products converted a large hole in the heart of the city into an urban park oasis. …

Geotextile + polyurea pre-sprayed panels

1-2 combo delivers waterproofing at Hawaii water impoundment structure By Del Williams Introduction For decades, polyurea coatings have been spray applied directly to properly prepared concrete, metal, and geotextile substrates on the jobsite using special equipment and trained applicators. However, recent polyurea products and process improvements are now speeding the installation process with even higher …

Geotextile tubes as submerged breakwaters

Improvements in wave transmission reduction for beach restoration By Alfonso Solís Pimentel, González Leija Mariana, Aguilar Escalante Sergio Abstract The north coast of the Yucatán Peninsula in Mexico has been in a regression process for decades. After Hurricane Gilbert (1988) and Isidore (2002), beach erosion increased dramatically. Human actions around the development of harbors and …

Geosynthetics: The science that makes green roofs work

Green roofs 101: From bottom to top By Allan Wingfield Introduction Most green roofs use a variety of geosynthetic materials to support healthy and sustainable installations. Geosynthetics contribute in many ways to the operational success and long-term sustainability of green roof systems. Because they are lightweight, they reduce green roofs’ structural loading on buildings and …

Geotextile tube coffer dam provides solution to hydroelectric project construction challenge

By Gerardo Marti Introduction South-central Chile is blessed with mountains, rivers, an abundance of rain, and usually a predictable annual snowmelt runoff. All of these natural environment and climate conditions allow for the inexpensive sustainable hydroelectric generation of electricity. With Chile’s burgeoning economy and its mining sector growth, the demand for electricity is increasing to …

Embraport container and bulk fuel terminal

This project, submitted by TenCate Geosynthetics, won an Award of Excellence in the 2013 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2014 International Achievement Awards are being accepted now. …

Geotextile tube application on containment breakwater

This project, submitted by ACE Geosynthetics, won an Award of Excellence in the 2013 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2014 International Achievement Awards are being accepted now. …

Marine works, geotextile characteristics

From the GMA Techline RE: Marine works, geotextile characteristics I want to know your point of view concerning the selection of the correct geotextile as a separation layer below a submerged reef. The submerged reef section … includes a 2–3 ton double layer laid directly on a geotextile, without insertion of sublayer, because they wanted …

Performance, design, and redundancy

Geosynthetic reinforced walls in the public sector By Dov Leshchinsky and Fumio Tatsuoka Introduction Geosynthetic reinforced soil can be viewed as a subset area of slope stability. In slope stability analysis, the factor of safety signifies the margin of safety against failure. It physically means that its reciprocal value signifies the average mobilization or utilization …

TenCate completes RSi geotextile series

New woven geosynthetic product is RS280i. In a May 16 press release, TenCate Geosynthetics Americas announced its third patent pending geosynthetic for road and railway reinforcement—TenCate Mirafi RS280i. The release noted that this woven geotextile completes the Mirafi RSi series of geosynthetics for base reinforcement and subgrade stabilization, preceded by RS580i in 2010 and RS380i …