Dam Safety Program - Flood Control District of Maricopa County
Dam Safety Program - Flood Control District of Maricopa County
Dam Safety Program - Flood Control District of Maricopa County
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<strong>Dam</strong> <strong>Safety</strong> <strong>Program</strong>Tom Renckly, P.E.Structures Management Branch ManagerPlanning and Project Management Division
<strong>Flood</strong> <strong>Control</strong> <strong>District</strong> <strong>Dam</strong>sPublic Works Consultant Forum | March 14, 2007
<strong>Dam</strong> <strong>Safety</strong><strong>Program</strong> Activities• Recurrent <strong>Dam</strong><strong>Safety</strong> Activities• StructuresAssessment• <strong>Dam</strong>RehabilitationHurricane Katrina EyeCentennial Narrows <strong>Dam</strong>1997 <strong>Dam</strong> FailurePublic Works Consultant Forum | March 14, 2007New OrleansSeptember 2005
Recurrent <strong>Dam</strong> <strong>Safety</strong> ActivitiesEmergency Action Plans• Significant <strong>Flood</strong> Events and RelatedEmergency Conditions• Define Agency Responsibilities• Inundation Mapping• Required by ADWR• Updating All EAPsPublic Works Consultant Forum | March 14, 2007
Recurrent <strong>Dam</strong> <strong>Safety</strong> ActivitiesFuture Contracts• Upgrade <strong>of</strong> Emergency Action Plans• On-call Register Based Selection• Contract Value $250,000• Contract Duration 2 Years• Anticipated Award Dates– December 2007– December 2008Public Works Consultant Forum | March 14, 2007
Recurrent <strong>Dam</strong> <strong>Safety</strong> Activities<strong>Dam</strong> Surveys• GPS Surveys• Physical Changes– Land Subsidence– Embankment andFoundationSettlement• Evaluate Trends• ActionsPublic Works Consultant Forum | March 14, 2007
Recurrent <strong>Dam</strong> <strong>Safety</strong> ActivitiesFuture Contracts• <strong>Dam</strong> Surveys• On-call Register Based Selection• Contract Value $250,000• Contract Duration 2 Years• Anticipated Award Date– April 2007– April 2008Public Works Consultant Forum | March 14, 2007
Buckeye FRS # 12004 Transverse Cracks Investigation and RepairPublic Works Consultant Forum | March 14, 2007
Structures AssessmentFuture Contracts• Phase II Geotechnical Contracts• Procurements: RFQ, Interviews• On-call Contract Value $500,000• Contract Duration 2 Years• Anticipated Advertise Dates– July 2008– July 2009Public Works Consultant Forum | March 14, 2007
<strong>Dam</strong> Rehabilitation IssuesUrbanizationChanging Standards and Regulations<strong>Dam</strong> <strong>Safety</strong>• Embankments: Cracking• Foundations: Erosive Soils, Collapsible Soils• Emergency Spillways: Capacity, Erosive Soils• Subsidence, Earth Fissures• Outlets: CMP Outlets, Potential for PipingPublic Works Consultant Forum | March 14, 2007
<strong>Dam</strong>Rehabilitation200520102015202020252030$ MillionInterim <strong>Dam</strong> Repairs20White Tanks FRS No. 325Spook Hill FRS3White Tanks FRS No. 415Buckeye FRS No. 120McMicken <strong>Dam</strong>40Powerline FRS18Vineyard Road FRS22Rittenhouse FRS14Guadalupe FRS2Harquahala FRS46Saddleback FRS21Apache Junction FRS3Signal Buttes1Total $250 Million
White Tanks FRS#4<strong>Dam</strong> Rehabilitation ProjectAlternatives Analysis: OngoingTarget Advertisement Date for FinalDesign: November 2007Public Works Consultant Forum | March 14, 2007White Tanks FRS#4
Buckeye FRS#1<strong>Dam</strong> Rehabilitation ProjectAlternatives Analysis: OngoingTarget Advertisement Datefor Final Design: January 2008Public Works Consultant Forum | March 14, 2007Buckeye Watershed Project
McMicken <strong>Dam</strong>Rehabilitation ProjectAlternatives Analysis: OngoingTarget Advertisement Datefor Final Design: March 2008Public Works Consultant Forum | March 14, 2007
Business With Us• <strong>Flood</strong> <strong>Control</strong> and TransportationAdvisory Board Meetings• Meet with Project Managers• Debrief Meeting, Post ContractSelection• Technical PapersPublic Works Consultant Forum | March 14, 2007
<strong>Dam</strong> <strong>Safety</strong> <strong>Program</strong>QuestionsTom Renckly, P.E.Structures Management Branch ManagerPlanning and Project Management Division
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