Difficult Site Difficult Site Screening Screening First Creek Case Study First Creek Case Study Prepared By Prepared By Dr. Donald R. Reichmuth, Dr. Donald R. Reichmuth, P.E. P.E. Allan S. Potter, P.E. Allan S. Potter, P.E. Geomax, P.C. Geomax, P.C. September 2006 September 2006
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Difficult Site Screening First Creek Case Study Prepared By Dr. Donald R. Reichmuth, P.E. Allan S. Potter, P.E. Geomax, P.C. September 2006.
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Difficult Site ScreeningDifficult Site ScreeningFirst Creek Case StudyFirst Creek Case Study
Prepared ByPrepared By
Dr. Donald R. Reichmuth, P.E.Dr. Donald R. Reichmuth, P.E.
Is it better to provide an affordable, Is it better to provide an affordable, non-standard screen & fish passage non-standard screen & fish passage method or do nothing?method or do nothing?
How can approval be more quickly How can approval be more quickly obtained if non-standard methods are obtained if non-standard methods are used?used?
Location MapLocation Map
First Creek Diversion
Diversion Site Looking Upstream- Gradient 5-6 %Diversion Site Looking Upstream- Gradient 5-6 %
Existing HeadgateExisting Headgate
Diversion Canal Dates From 1880’s- No Fish ScreenDiversion Canal Dates From 1880’s- No Fish Screen
Remnants of Concrete DamRemnants of Concrete Dam
Site Access Road- 30% GradeSite Access Road- 30% Grade
Bridge over canal
The SiteThe SiteConstraints:Constraints:
1. Not accessible with wheeled heavy equipment1. Not accessible with wheeled heavy equipment