A geosynthetic wrap-face vegetated wall system

October 1st, 2020

For highway embankment construction  By Stanley M. Miller and Drew Loizeaux A recent creek enhancement project to facilitate the passage of bull trout in Pend Oreille County of northeastern Washington state required removal of a 6-foot (1.8-m) diameter concrete culvert (Figure 1), realignment of a well-traveled county road and a new 58-foot (17.7-m) span bridge. […]

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Propex launches online course on engineered earth armoring

March 13th, 2018

Propex GeoSolution’s Engineering Services team is offering the free online course “Engineered Earth Armoring Solutions: An Alternative to Rock Riprap.” Those who complete the course, taught by Drew Loizeaux, engineering services manager at Propex, will earn earn 3 PDH credits. Propex said learning objectives of the course include how to determine the hydraulic performance of […]

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