April 2013 Issue

In This Issue

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Use of geosynthetics in wind farm access roads

This article will review the types of geotextiles and geogrids used on various subgrades and water conditions for high-demand, short-term gravel access roads on renewable wind energy projects throughout Europe and North America through a series of case histories.
Measuring a giant one step at a time

Leak location survey at the Columbus Upground Reservoir.
Bituminous geomembrane in a final cover exposed to tidal action

Final closures of old abandoned landfills often pose technical and logistical challenges, and this small landfill created by pushing waste into a tidal wetland on the edge of Suisun Bay in Northern California was no exception.
Air-channel testing of thermally bonded flexible polypropylene geomembrane seams

This project is focused on developing a standardized air-channel test procedure for evaluating the quality of field fPP dual-track fusion seams.

Michigan P.E. makes a good catch RE: sg

A reader makes a catch in an article about reinforced levees.
Measuring pore size distribution (PSD) with the use of capillary flow porometry

Workshop demonstrates a superior method for determining the pore size of a geotextile.
Cal Poly Pomona captures student competition prize at 2013 GeoCongress

Students learned the importance of leadership, management, and effective communication.
Geosynthetic opportunities for shale gas plays worldwide

The geosynthetic opportunities associated with shale gas plays are numerous.
An industry evolving

Help Geosynthetics celebrate 30 years by recapping its history.
A history of developments in the industry

Andrew Aho recaps the history of IFAI and its involvement in geosynthetics.

Use of geosynthetics in wind farm access roads

This article will review the types of geotextiles and geogrids used on various subgrades and water conditions for high-demand, short-term gravel access roads on renewable wind energy projects throughout Europe and North America through a series of case histories.
Bituminous geomembrane in a final cover exposed to tidal action

Final closures of old abandoned landfills often pose technical and logistical challenges, and this small landfill created by pushing waste into a tidal wetland on the edge of Suisun Bay in Northern California was no exception.
Air-channel testing of thermally bonded flexible polypropylene geomembrane seams

This project is focused on developing a standardized air-channel test procedure for evaluating the quality of field fPP dual-track fusion seams.
Back to the waterfront (in Toronto)

Revisiting the West Don Lands, an 80-acre area just inland from East Bayfront.

Measuring a giant one step at a time

Leak location survey at the Columbus Upground Reservoir.
Bituminous geomembrane in a final cover exposed to tidal action

Final closures of old abandoned landfills often pose technical and logistical challenges, and this small landfill created by pushing waste into a tidal wetland on the edge of Suisun Bay in Northern California was no exception.
Use of geosynthetics in wind farm access roads

This article will review the types of geotextiles and geogrids used on various subgrades and water conditions for high-demand, short-term gravel access roads on renewable wind energy projects throughout Europe and North America through a series of case histories.

Air-channel testing of thermally bonded flexible polypropylene geomembrane seams

This project is focused on developing a standardized air-channel test procedure for evaluating the quality of field fPP dual-track fusion seams.