HomeMy WebLinkAbout04.a. Receive mid -year construction update for Fiscal Year (FY) 2017-18Page 1 of 6
Item 4.a.
Central Contra Costa Sanitary District
December 12, 2017
TO: ENGINEERING AND OPERATIONS COMMITTEE
FROM: EDGAR J. LOPEZ, CAPITAL PROJECTS DIVISION MANAGER
REVIEWED BY: JEAN -MARC PETIT, DIRECTOR OF ENGINEERING AND TECHNICAL
SERVICES
ROGER S. BAILEY, GENERAL MANAGER
SUBJECT: RECEIVE MID -YEAR CONSTRUCTION UPDATE FOR FISCAL YEAR (FY)
2017-18
Staff presentation on highlights of several construction projects through Second Quarter of FY 2017-18.
ATTACHMENTS:
1. Presentation
December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 12 of 43
FISCAL YEAR 2017-2018
MID -YEAR CONSTRUCTION
HIGHLIGHTS
Engineering & Operations Committee
December 12, 2017 Meeting
Presented by
Edgar J. Lopez, PE
,,,:_ — Capital Projects Division Manager
COGEN OPTIMIZATION PROJECT
• 100% Complete
• Installed new catalyst to
reduce carbon monoxide
by minimum of 50%,
assure regulatory
compliance
Cogen can operate at a
higher output, 3,000 kW,
or full load
• Installed evaporative
cooling to improve
summer efficiency
Page 2 of 6
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December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 13 of 43
HEADWORKS SCREENING UPGRADE
• 55% Complete and on schedule
• Two new 1/4 -inch Bar Screens installed
• All channels will have screens; four new and
two refurbished
• Washer/compactors and Screening Disposal
System installed and operating iz
SCRUBBER PILOT
• 100% Complete
• Sidestream treatment
likely not required
• Validated scrubber
with bypass
conditions
• Gained valuable
operations experience
• Confirmed design
criteria
Page 3 of 6
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December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 14 of 43
PUMP AND BLOWER SEISMIC UPGRADE
• 85% complete, expected by
end of February - on schedule
• Majority of structural steel in
place
• Final shear walls being
constructed
• Roof connections done prior
to rains
• Major coordination needed for
Mechanical, Electrical, and
Controls relocation
PLEASANT HILL - GRAYSON CREEK
• 99% Complete
• Stripping complete
• Quitclaim easements
• Minor punch -list ongoing
• Preparing Notice of Completion
Page 4 of 6
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December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 15 of 43
Page 5 of 6
WALNUT CREEK SEWER, PHASE 11
• 100% Complete
• Filed Notice of Completion
• Renovated 9,100 feet of sewers in four months
LAFAYETTE SEWER RENOVATIONS, PHASE 11
• 80% Complete
• Via Robles Pump Station abandoned
• Project includes 8,400 feet of sewers
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December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 16 of 43
Page 6 of 6
MARTINEZ SEWER RENOVATIONS, PHASE 5
77
• 75% Complete
r J `
• Project includes 8,700 feet of `
sewers
QUESTIONS?
5
December 12, 2017 EOPS Regular Committee Meeting Agenda Packet - Page 17 of 43