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HomeMy WebLinkAboutAgenda Report - August 20, 2014 C-23AGENDA ITEM COZ"5 &% CITY OF LODI ,. COUNCIL COMMUNICATION TM AGENDA TITLE: Receive Update on Emergency Condition at White Slough Water Pollution Control Facility Digesters No. 1 and No. 2 MEETING DATE: August 20, 2014 PREPARED BY: Public Works Director RECOMMENDED ACTION: Receive update on emergency condition at White Slough Water Pollution Control Facility Digesters No. 1 and No. 2. BACKGROUND INFORMATION: White Slough Water Pollution Control Facility (WSWPCF) has four covered anaerobic digesters that serve the purpose of breaking down sewage sludge that enters the plant. On July 16, 2014, Council declared an emergency condition in response to concurrent roof failures on Digesters No. 1 and No. 2. Public contract code requires Council to review the emergency action at its next regularly -scheduled meeting and each regularly -scheduled meeting thereafter until the emergency is terminated. On July 21, 2014, representatives from the City and West Yost Associates (WYA) provided Western Water Constructors, Inc., and Overaa Construction draft contract documents for their review. WYA and City staff considered the contractor input, made revisions, and issued the final contract documents on August 1, 2014 as scheduled. Staff submitted documents for the building permit on August 4, 2014, and expects the permit review period not to interfere with the anticipated start of work. The preliminary procurement and construction schedule reflecting project milestones is referenced below. Please note the minor schedule changes. It is not anticipated these minor changes will impact the contract completion dates at this time. FISCAL IMPACT: Preliminary construction cost estimate to repair Digester No. 2 remains at approximately $1,400,000 and to repair Digester No. 1 remains at approximately $1,700,000 at this time. FUNDING AVAILABLE: Wastewater Capital (171493) - An appropriation in the amount of $3,100,000 was authorized by Council on July 16, 2014. F. Wally ndelin Public Works Director Prepared by Charlie Swimley, City Engineer / Deputy Public Works Director FWS/CES/prof cc: Associate Civil Engineer Nathan Charlie Swimley, City Engineer / Deputy Public Works Director Wastewater Plant Supervisor APPROVED: d [ �r City Manager K:\WP\PROJECTS\SEWER\WSWPCF\DigesterRepairs\Council Updates\CUpdate082014.doc 8/5/2014 ORIGINAL DATES REVISED DATES Project Definition Meeting July 21, 2014 Issue Final Contract Documents August 1, 2014 Receive GMP Proposals August 15 2014 August 20, 2014 Issue Notice to Proceed Au@IUM 29 2014 September 8, 2014 Complete Digester No. 2 Improvements April 30, 2015 Complete Digester No. 1 Improvements December 7, 2015 FISCAL IMPACT: Preliminary construction cost estimate to repair Digester No. 2 remains at approximately $1,400,000 and to repair Digester No. 1 remains at approximately $1,700,000 at this time. FUNDING AVAILABLE: Wastewater Capital (171493) - An appropriation in the amount of $3,100,000 was authorized by Council on July 16, 2014. F. Wally ndelin Public Works Director Prepared by Charlie Swimley, City Engineer / Deputy Public Works Director FWS/CES/prof cc: Associate Civil Engineer Nathan Charlie Swimley, City Engineer / Deputy Public Works Director Wastewater Plant Supervisor APPROVED: d [ �r City Manager K:\WP\PROJECTS\SEWER\WSWPCF\DigesterRepairs\Council Updates\CUpdate082014.doc 8/5/2014