Geotextiles in Embankment Dams By - Association of State Dam ...

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Red Willow Dam Repair BOR 2012• Geocomposite drain as primary filter and drain, finesand and coarse sand downstream of this. It is a 16oz geotextile on a triaxial geogrid with a 6 ozgeotextile on top. Design required special permissionand much debate over clogging.
Next Steps To Acceptance As Filters• Geotextiles as filters can provide savings and allowfor more timely dam repairs. They must be usedwisely.• A vetting process and strict standards are needed forthis type of application.• ICOLD is trying to revive the committee to prepare anupdate of their Bulletin 55 “ Geotextiles as filters andtransitions in fill dams.
Page 1 and 2: Geotextiles in EmbankmentDamsBy: Mi
Page 3 and 4: Original study for FEMA publishedas
Page 5 and 6: Policy:It is the policy of the Nati
Page 7 and 8: Woven Geotextiles• Monofilament
Page 9 and 10: NonWoven Heat Set Geotextiles• Fi
Page 11 and 12: Geocomposites• Geotextile bonded
Page 13 and 14: Geotextile Functions in Embankment
Page 15 and 16: Controversial Embankment Applicatio
Page 17 and 18: Major IssueShould geotextiles be us
Page 19: Valcros Dam, France - 1970 17 m Sti
Page 22 and 23: How Is It Accomplished?• Many use
Page 24 and 25: Traditional View:• Geotextiles ar
Page 28: Discussion

Geotextiles in Embankment Dams By - Association of State Dam ...

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