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Home My WebLink AboutC2016-470 - 9/22/2016 - NA CITY OF CORPUS CHRISTI AMENDMENT NO. 9 CONTRACT FOR PROFESSIONAL SERVICES The City of Corpus Christi, Texas, a Texas home-rule municipal corporation ("City") and Carollo Engineers, Inc. ("Consultant"), agree to the following amendments to the Contract for Professional Services for New Broadway Wastewater Treatment Plant(Project No. 7293): Original Contract December 1, 2006 Administrative Approval $24,915.00 Amendment No. 1 February 12, 2008 Motion No. 2008-033 $7,306,047.00 Amendment No. 2 September 18, 2009 Administrative Approval $34,801.00 Amendment No. 3 November 10, 2009 Motion No. 2009-314 $855,669.00 Amendment No. 4 February 3, 2010 Administrative Approval $45,000.00 Amendment No. 5 August 9, 2011 Administrative Approval $48,750.00 Amendment No. 6 September 28, 2012 Administrative Approval $49,980.00 Amendment No. 7 November 16, 2015 Administrative Approval $49,980.00 Amendment No. 8 June 2, 2016 Administrative Approval $12,180.00 Exhibit "A", Scope of Services shall be amended as set forth in the attached Amendment No.9, Exhibit "A". Exhibit "A", Fees shall be amended based on the modified scope of services in the attached Amendment No. 9, Exhibit "A" for a fee not to exceed $49,690, for a total restated fee not to exceed $8,477,012. All other terms and conditions of the December 1, 2006 Contract for Professional Services between the City and Consultant, and of any amendments to that contract, which are not specifically addressed herein shall remain in full force and effect. CITY OF CORPUS CHRISTI CAR)1:,L0 ENNCIN'E ., ,/NC. C . iebval 9/aaii( z-LG;•. .(),6//6//.(),6//6// Margie C. Rose Date Jason Anderson, P.E. Date Acting City Manager Associate Vice President 8911 Capital of Texas Hwy North, Suite 2200 �, C/�-e ZD /6 (512) 882-0469 Office Mark Van `Vleck / aAustin, TX 78759 ate Assistant ty M-n\ge' kl . .: II , ;6 i :le ie H. Gray, P.E. 01, G V�D:te E - utive Direct. if P lblic or 1 RECO , I DED . j 4. Ad/ • #642 /i4 Opera . _g Departmen' Date PPROVED AS TO LEGAL FORM 2016-470 9/22/16 Date INDEXED \EXCHANGE\JENNIFER\WASTEWATER\7293 NEW BROADWAY W \ WTP\CAROLLO\AMENDMENT NO 9CONTRACT DOC REV 10/1/15 Carollo Engineers Inc. • APPROVED 4111 n ement and Budget Dat l Office of a ag g ATTEST //� �I �ry ��y�/�I r/_ r��,�t�� I Iii 2447. `C v K l`. City Secretary Date Project Name New Broadway Wastewater Treatment Plant Project Number 7293 Accounting Unit 4249-064 Account 550950 Activity 190130014249 EXP Account Category 50950 Fund Name Wastewater 2012B RVBD This contract is Amendment No. 9 for $49,690 K:\ENGINEERING DATAEXCHANGE\JENNIFER\WASTEWATER\7293 NEW BROADWAY WWTP\CAROLLO\AMENDMENT NO.9\CONTRACT.DOC REV.10/1/15 • • Attachment A AMENDMENT NO. 9-SCOPE OF SERVICES CITY OF CORPUS CHRISTI NEW BROADWAY WASTEWATER TREATMENT PLANT PROJECT NO. 7293 UV SYSTEM PERFORMANCE TESTING 1.0 BACKGROUND The CITY of Corpus Christi (CITY) has retained Carollo Engineers, Inc. (ENGINEER)to provide professional engineering services to address the performance issues with the UV System of the New Broadway Wastewater Treatment Plant(NBWWTP). This Amendment No. 9 provides for Performance Testing Services associated with the installed improvements from Amendment No. 8 UV System Design Modifications. 2.0 PURPOSE This Amendment No. 9 establishes the Scope of Work, the Time of Performance, and the Engineering Services Budget for Field Services to be provided by the ENGINEER for the CITY. The engineering services will consist of the following: • Task 100—Project Management and Meetings • Task 400— Field Testing: Protocol Development • Task 500—Special Services: Performance Evaluation of the Modified UV System 3.0 PROJECT ELEMENTS The scope of services presented herein is based on a project that consists of the major elements summarized below: 1. Protocol Testing Procedures Development: a. Develop the testing protocol for the evaluation of the UV System. 2. Performance Evaluation of the Modified UV System: a. Conduct the Protocol Testing Procedures as developed. b. Conduct performance evaluation testing with the assistance of WEDECO (UV equipment manufacturer) personnel to evaluate the UV System before and after the completion of the proposed UV System Modifications (Amendment No. 8). 3. Compile UV System Report Documents: a. Compile all previously submitted ENGINEER reports and evaluations into one single referenced document. The ENGINEER'S Hydraulics Evaluation Report April 5, 2016 1 pw:NENGINEEWDocuments/Client/TX/Corpus Christi/_Proposals/Amendment No.9 AMEND. NO. 9 EXHIBIT"A" Page 1 of 4 • (March 2015)will be revised to include the latest baffle and deflector plates CFD modeling results. 4.0 SCOPE OF SERVICES TASK 100 PROJECT MANAGEMENT AND MEETINGS Task 101 - Project Management, Planning and Reporting Plan, organize, staff, direct, manage, coordinate, and report work tasks of project team including subconsultants. Manage project budget, schedule, and invoicing. Deliverables: Monthly progress reports, schedule updates, and invoices Task 102 - Project Coordination Meetings Prepare for, conduct, and perform follow-up actions for one Project coordination meeting with the CITY. It is assumed that the meeting will last up to 2 hours. Deliverables: a. Agendas, meeting minutes, action, and decision log updates. TASK 400 FIELD TESTING Task 401 - Development of Field Testing Protocol Prepare a field testing protocol to validate the performance of the UV System with the completed modifications Deliverables: The developed Field Testing Protocol will be presented to the Project Team for review and comment. Once all comments have been received, the final version of the Protocol will be implemented as part of the Performance Evaluation of the Modified UV System (Task 500) by ENGINEER and WEDECO. TASK 500 SPECIAL SERVICES Task 501 - Performance Evaluation of the Modified UV System As part of the effort to evaluate the performance of the modified UV System, ENGINEER and WEDECO will assist CITY Staff to operate and maintain the UV System for up to two (2)days after the improvements have been completed in one of the UV channels. ENGINEER and WEDECO will follow the Field Testing Protocol and collect additional samples for analyses to April 5, 2016 2 pw:/iENGINEER/Documents/Client/TX/Corpus Chrisfi/_Proposals/Amendment No.9 AMEND. NO.9 EXHIBIT"A" Page 2 of 4 • determine that the UV System operates in accordance with the performance requirements in the Contract Documents. Deliverables: Compile the results of the Performance Evaluation Task into a draft summary report that will be submitted to the Project Team. The summary report will compare the sample results from the previous evaluation study (completed by ENGINEER in March 2015)with the new sample results and provide an opinion of the performance of the UV System. Once all draft comments have been received, the final version of the summary report will be submitted to the CITY. ASSUMPTIONS AND CITY RESPONSIBILITIES In addition to specific assumptions presented within Tasks 100, 400 and 500 above and the following major assumptions apply to the scope of services: 1. Schedule: It is assumed the Work will be completed within two months of Notice to Proceed (pending the installation and completion of the UV System Design Modifications presented previously in Amendment No. 8). 2. Decision Log: The Engineer will maintain a log of major decisions made throughout the project. The Decision Log will be reviewed with the CITY for concurrence. Changes to the agreed-to decisions or retroactive decisions may result in an increase to the schedule and/or fee. 3. File Management: ProjectWise®will serve as the file management system for all project documentation. All drawings and specifications will be saved to the ProjectWise®files created specifically for this project. 4. Site and Project Elements: The scope of services will be limited to those sites and project elements identified under the Project Elements listed above. 5. Deliverables: Up to four(4) paper copies of all deliverables will be provided to the CITY. Final drawing sets will be produced at half-size (11" x 17") scale. All deliverables will also be posted to ProjectWise®. 6. Changes in Laws or Regulations: In the event that changes in Laws or Regulations after the effective date of the authorization impose taxes, fees, or costs on Engineer's services, the costs shall be in addition to the Engineer's estimated total fee presented herein. April 5, 2016 3 pw://ENGINEER/Documents/Client/TX/Corpus Christi/_Proposals/Amendment No.9 AMEND. NO.9 EXHIBIT"A" Page 3 of 4 • 7. It is assumed that all structures, equipment, piping, valves, and appurtenances required for the UV System have been properly installed and maintained as per the Contract Documents, and are in proper condition for installation and operation in order to fully evaluate the performance of the system. 8. It is assumed that all Shop Drawings and Submittals required for construction of the UV system have already been approved. 9. Project Management and Meetings (Task 100): a. Meetings will be limited to the number of meetings listed under the base services. Additional meetings will be covered under separate authorization. COMPENSATION Compensation for the above Scope of Services shall be on a lump sum basis with payment made monthly on the basis of progress achieved. The Engineer shall prepare a schedule of values for review by the CITY. Upon acceptance, the schedule of values will be used to establish monthly progress payments versus percent complete. The projected cost for this amendment has been calculated and is defined in Attachment B. The total compensation for the above Scope of Services, including allowances and special services, shall be forty nine-thousand, six-hundred ninety dollars ($49,690) and shall not be exceeded without prior written authorization from the CITY. April 5, 2016 4 pw://ENGINEEWDocuments/Client/TX/Corpus Christi/_Proposals/Amendment No.9 AMEND. NO.9 EXHIBIT"A" Page 4 of 4