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Department of Public Works

Winter 2009-2010 Great Highway Emergency Case Study . Department of Public Works. Winter 2010 Events ~ 7-ft tides ~ 22-ft swells. Assessment of El Nino Type Storm. Identified 3 impact areas North Sloat Parking Lot Exit South Sloat Parking Lot Exit

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Department of Public Works

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  1. Winter 2009-2010 Great Highway Emergency Case Study Department of Public Works

  2. Winter 2010 Events ~ 7-ft tides ~ 22-ft swells Assessment of El Nino Type Storm

  3. Identified 3 impact areas • North Sloat Parking Lot Exit • South Sloat Parking Lot Exit • Great Highway southbound travel lanes that provides public access and has over 9000 vehicle trips per day. Strom Damage Impact to Pubic Access footer

  4. Timeline of Events • December 2009 • DPW closes lane of Great Highway due to storm damage to bluff, road and parking lots and engages GGNRA/NPS • January 2010 • After more bluff is lost, DPW closes southbound lanes of GH at Sloat and engages engineering firms to prepare emergency repair options • Governor, Mayor, Director of Public Works declare storm-related emergencies. • February 2010 • Field reviews with all necessary federal and state agencies and permits attained • Emergency Repair selected to stabilize toe and repairs begin • City and Caltrans evaluate roadway • City requests state funding for emergency repairs to reopen road and long term funding for permanent repairs. • March 2010 • DPW selects firm to design Emergency Roadway Opening project • DPW meets with Caltrans and FHA to review site/assess federal involvement Timeline footer

  5. Evaluation of Emergency Response footer

  6. Reports, Data Gathering , and Design • Developed technical report on storm damage assessment • Permitting and Regulatory Approvals • California Coastal Commission • Department of Fish and Game • Army Corps of Engineers • National Park Service monitoring and alternatives report • Needed to prepare post construction technical report for each of the regulatory agencies Regulatory Obligations footer

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