The Geosynthetic Materials Association (GMA) offers the GMA Techline, a resource for technical questions about geosynthetics. E-mail: email@example.com for fast, free, direct answers to your technical questions.
GMA serves as the central resource for information regarding geosynthetics and provides a forum for consistent and accurate information to increase the acceptance, and to promote the correct use, of geosynthetics.
Browse the entries below list to find past answers highlighted in Geosynthetics magazine.
Data on influence of geosynthetics on the reduction of carbon footprint.
Old and new puncture resistance calculations.
Data on HDPE liner failure assessments associated with geosynthetic covers.
Monitoring GCL moisture change without recoverable sensors.
Replacement for the no longer recognized Mullen Burst Test.
What are the test methods and specifications for silt fence?
Amount of over soil required will protect a 40 mil liner from damage.
Where to find ASTM standards for flow rates for silt barrier fence.
Coyotes do damage to a site in Indiana.
Where to find the actual version of GRI-GG2.
Will GRS wall hold the lateral load of the surcharge of a car or truck?
The typical ranges of leakage rates through geomembrane-only pond liners.
Views on the selection of geotextiles as a separation layer below submerged reef.
Regarding passing peel separation, do 4 out of the 5 specimens have to pass?
Advice on scratches to a 2.0mm HDPE liner in a dam.
The Purpose of Drainage for Green Roofs
The Purpose of Filter for Green Roofs
What are Geocomposite Drains?
Source: “How to Design Green Roofs & Landscapes” presented at the 2009 IFAI Expo, Sept. 22, 2009, in San Diego, hosted by the Geosynthetic Materials Association (GMA)