8d Presentation P69 underdock utility replacement

Meeting Date: December 8, 2020
Item No.: 8d_Supp
P69 Underdock Utility Replacement
Design Funding Request
(CIP #C801102)

Pier 69 Underdock Utility Replacement
Underdock utilities are approximately 30 years of age -- well exceeded
the typical 20-year service life
2019 underdock utility condition assessment revealed some utilities are
in poor to very poor condition
Utilities of concerns: electrical power, communications, sanitary sewer,
potable water, and fire protection water lines
Proactively replacing the end-of-life underdock utilities would allow
scheduled replacement and avoid the need to perform emergency
repairs at a higher cost and prolonged operational impacts

2

Existing Underdock Utilities



Sanitary Sewer Lines
Corroded Electrical Equipment                   Corroded Electrical Conduits
3

Existing Underdock Utilities



Galvanized Water Main              T91 Potable Water Pipe with Similar Age to P69 Pipe
4

Existing Underdock Utilities
`



Galvanized Water Main
Corroded Sewer Lines and Hangers
5

Challenging Underdock Working Conditions



Subject to Tides and Low Light Conditions
6

Schedule
Commission Design Authorization       Q4,2020
Final Design and Permitting              Q4,2020  Q2, 2021
Construction Funding Authorization      Q2, 2021
Construction                         Q3, 2021  Q1/Q2, 2022


7

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