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HomeMy WebLinkAboutTask Order No. 4 with Carollo Engineers for Biosolids Improvement Project Amendment No. 2 (2)• To: Keith Watts, Purchasing Manager; Kathy Wanner, Accounting Specialist Fran: Clint Dolsby, P.E., Assistant City Engineer CC: Tom Barry, Public Works Director Date: 05/27/2009 Re: Proposed Agenda Items for June 2, 2009 City Council Meeting The Public Works impartment cespedfully requests the following items be placed on the June 2 City Counal agenda, under Consent Agenda, for Council's consideration: Wastewater Treatment Plant Expansion Project Task Order No. 4 Amendment No. 2. The Biosolids Improvement Project is nearing completion. This construction project consists of two digesters, a centrifuge, hot water boilers and digester gas conditioning equipment. The contracted completion date for this project was November, 2008 and amendment No. 1 modified that date to February, 2009. Several issues including gas system leakage, a drip trap for the gas system that was improperiy installed, groundwater leaks into existing digester 3, gas and sludge leaks from digester 4 and 5 and other issues have contributed to the delays in start up for this project. Due to these changes and additions to the contract, the substantial completion date has been moved from late February to June, 2009. To retain Carollo Engineers services for office support, field visits and record drawings an amendment to the initial contract is required. Carollo Engineers has submitted a task order, scope of work, and budget for the amendment to their construction management services far the wastewater treatment plant Biosolids improvement Project. They propose to complete the work for $33,116. This is an extension of the agreerr~nt befiween the City of Meridian and Carollo Engineers approved by City Council on the 26~' of October, 2034 for the Wastewater Treatment Plant Expansion Project and will be charged to avoaunting cx~de 3590-96170. Recommended Council Action: The Public Works Department recommends that City Council approves the contract for the Biosolids Improvement Project ~ Page 1 Task Order No. 4 Amendment No. 2 with Caroilo Engineers far $33,116 and authorize the Mayor to sign it, Thank you for your consideration. Please contact me if you have any questions regarding any of these items. • Page 2 TASK ORDER N0.4 AMENDMENT No. 2 SCOPE OF SERVICES CITY OF MERIDIAN PUBLIC WORKS {OWNER) AN D CAROLLO ENGINEERS, A Professional Corporation (ENGINEER) This Amendment No. 2 to Task Order No. 4, is issued by the OWNER and accepted by the ENGINEER pursuant to the mutual promises, covenants and conditions contained in the Agreement between the above named parties dated the 15`h of November, 2004 in connection with: CITY OF MERIDIAN BIOSOLiDS IMPROVEMENT PROJECT PURPOSE The ENGINEER's scope of services, time of completion and compensation shall be amended as set forth herein, for extension of time for Construction Period Services, for the City of Meridian, Wastewater and Biosolids Improvement Projects. ENGINEER's SERVICES ENGINEER shall provide additional construction period services as described in Task Order No. 4, which shall include project management, office engineering services, contract administration, field inspection and resident engineering. TIME OF COMPLETION Amendment No. 2 is estimated to extend construction services through the end of April 2009. Record drawings will be delivered thirty X30) days following the construction period. H:~ClientlMeridian BOR6586E~ BIOSOUDS_CMSYContracts\CMS AmernimentlBiosolitls_CMS_Amend_2_0420U9.doc Page 1 of 2 COMPENSATION The engineering fees for the work described in Task Order No: 4 and Amendment No. 1 totaled a not-to-exceed limit of eight hundred ninety one thousand three hundred dollars {$891,300. Amendment No. 2 shall increase the total contract amount by $33,116, for a total of nine hundred twenty four thousand, four hundred sixteen dollars {$924,416) The ENGINEER will invoice for this monthly on an hourly rate basis in acco~•dance with ENGINEER's standard fee schedule in effect at the time the work is completed. Outside services for subconsultant work and other direct costs shall be reimbursed at cost plus 1 A percent mark-up. Travel and subsistence will be charged at cost. The ENGINEER shall not exceed the amount defined far the services of this Amendment No.2 for Task Order No. 4 without written authorization from the OWNER. EFFECTIVE DATE IN WITNESS WHEREOF, duly authorized representatives of the OWNER and the ENGINEER have signed in confirmation of this Task Order No. 4 with the effective date this _ day of of 2009. CAROLLO ENGINEERS, A Profe ions] Corporation By: Partn r CITY OF MERIDIAN PUBLIC WQRKS (OWNER} By: Public Wo s By: Mayor Tammy de U'Jeerd Attest: Jaycee Holman City Clerk f e~.,r c.x~.~ i~~ H:\C:lienflMeridian_B©11G568E30 BIOSOIIDS_CMS~Contracis~CMS Ame~merritBiasolids_CMS_Amend_2_042009.doc Page 2 of 2