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Home My WebLink About12.d.1)a) Minutes - Engineering & Operations Committee 3-8-16 Central Contra Costa Sanitaty District REGULAR MEETING O F THE BOARD OF DIRECTORS: CENTRAL CONTRA COSTA TAD J.PILECKI SANITARY DISTRICT President ENGINEERING & OPERATIONS PAULA.CAPresidentPresident ProroTena COMMITTEE MICHAEL R.MCCILL JAMES A.NEJEDLY DAVID R.WILLIAMS M I N U T E S PHONE: (925)228-9500 FAX: (925)676-7211 Tuesday, March 8, 2016 www.centralsan.org 10:30 a.m. 2nd Floor Conference Room 5019 Imhoff Place Martinez, California Committee: Chair Paul Causey Member Tad Pilecki Staff. • General Manager Roger S. Bailey Deputy General Manager Ann Sasaki Director of Engineering and Technical Services Jean-Marc Petit Capital Projects Division Manager Edgar Lopez Senior Engineer Dan Frost (left after Item 3.) Senior Engineer Sasha Mestetsky Senior Administrative Technician Cindy Granzella 1. Call Meeting to Order Chair Causey called the meeting to order at 10:30 a.m. 2. Public Comments None. 3. Receive update on Winter 2015-16 Collection System Flow Monitoring Mr. Frost reported that 70 meters were put in place at the beginning of the calendar year, which provided data from the recent storms in January, February and March. The data from these storms will be adequate for calibrating the collection system dynamic model, therefore, District staff will not be using the Engineering &Operations Committee Minutes March 8, 2016 Page 2 additional four week contingency funds. The final day of data collection will be March 18, which is timed well with upcoming storm projections. Mr. Petit stated that staff waited for a few storms to pass in December before placing the meters, so that the soil was saturated, which should provide better data for wet weather calibration of the model. COMMITTEE ACTION: Received the update. 4. Review draft Position Paper awarding Lafayette Sewer Renovations, Phase 10, District Project 8426 Mr. Lopez reviewed the draft Position Paper included with the agenda materials. He noted that four bids were received, and K.J. Woods was the lowest responsive and responsible bidder, with a bid approximately$400,000 lower than the Engineer's estimate. COMMITTEE ACTION: Reviewed and recommended Board approval. 5. Review draft Position Paper awarding North Orinda Sewer Renovations, Phase 6, District Project 8423 Mr. Lopez reviewed the draft Position Paper included with the agenda materials. He stated that five bids were received, and Pacific Trenchless, Inc. was the lowest responsive and responsible bidder, with a bid approximately$400,000 lower than the Engineer's estimate. COMMITTEE ACTION: Reviewed and recommended Board approval. 6. Review bid schedule and discuss upcoming bids and awards; discuss change orders over $50,000 Mr. Lopez explained that a few projects have been updated on the bid schedule. He noted that two District Projects awards will be presented at the next Committee meeting on April 4, and will be presented to the full Board for approval on April 7. It will be a short time frame, but he would like to move the projects forward as quickly as possible. If there is an unforeseen issue, either item can be moved to a later Board date. Mr. Lopez stated that the Seismic Upgrades for the Pump and Blower Building, Sub 16 Switchgear Replacement, and Headworks Screening Upgrade will be three major upcoming projects. Member Pilecki commented that a member of the public sent a letter regarding the Headworks project, and he would recommend sending a response letter once the project is awarded. He would also like to see a presentation to the full Board on the need for this project. Engineering &Operations Committee Minutes March 8, 2016 Page 3 COMMITTEE ACTION: Reviewed and provided input to staff. 7. Announcements a. Future scheduled meetings: Monday, April 4, 2016 at 10:30 a.m. (added) Tuesday, April 19, 2016 at 10:30 a.m. Tuesday, May 10, 2016 at 10:30 a.m. COMMITTEE ACTION: Received the announcements. 8. Suggestions for future agenda items Member Pilecki referred to an issue raised by Chair Causey at the February 18, 2016 Board meeting regarding business case analyses for various projects. Chair Causey requested a discussion on staff's process for deciding when such analyses should be done, specifically in conjunction with determining how and when projects are prioritized. 9. Adjournment — at 11:11 a.m.