HomeMy WebLinkAbout14.c. Receive Sanitary Sewer Structure Inventory Update Page 1 of 9
Item 14.c.
CENTRALSAN
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CENTRAL CONTRA COSTA SANITARY DISTRICT
March 3, 2022
TO: HONORABLE BOARD OF DIRECTORS
FROM: KHAE BOHAN, ASSET MANAGEMENT PROGRAM ADMINISTRATOR
DANEA GEMMELL, PLANNING AND DEVELOPMENT SERVICES DIVISION
MANAGER
REVIEWED BY: JEAN-MARC PETIT, DIRECTOR OF ENGINEERING AND TECHNICAL
SERVICES
ROGER S. BAILEY, GENERAL MANAGER
SUBJECT: RECEIVE SANITARY SEWER STRUCTURE INVENTORY UPDATE
Please see the attached presentation to update the Board of Directors about an effort to inventory the
38,552 sanitary sewer structures, which includes 32,406 access covers and 6,146 cleanouts.
Staff presented the material to the Engineering & Operations Committee at its February 16, 2022 meeting
in advance of this update.
Strategic Plan Tie-In
GOAL FIVE:Infrastructure Reliability
Strategy 1—Manage assets optimally to prolong their useful life, Strategy 3—Protect personnel and assets from
threats and emergencies
ATTACHMENTS:
1. Presentation
March 3, 2022 Regular Board Meeting Agenda Packet- Page 111 of 165
Page 2 of 9
SANITARY SEWER STRUCTURE INVENTORY
I PROJECT UPDATE
Khae Bohan
Asset Management Program Administrator
- Danea Gemmell
Planning and Development Services Division Manager
March 3, 2022
SANITARY SEWER SYSTEM
Total length of Central San pipe is 1,540 miles
Access Covers 32,406 Pipe located in
Cleanouts 6,146 • ' .
Public Right-of-Way
Pipe in Private '
Property/Easements
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March 3, 2022 Regular Board Meeting Agenda Packet- Page 112 of 165 1
Page 3 of 9
TEAM EFFORT
• Technical Training on
options and Structure type
limitations Reviews
• Improve GIS Structures to
locations for determine if
sewer Collection work orders
structures ' System i are necessary�
Operations
(CSO)
Safety Risk
Management
• Safety while Focus on
working in the pedestrians
field P, and cyclists
CFNTRALSAN
SEWER STRUCTURES INVENTORY
PROJECT GOALS
Attributes of all Structures:
• Two or more photos of each
location
• Current structure and roadway
condition
• Bike lane
• Public or private roadway
• Access Cover style
• Inform CSO of potential issues
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March 3, 2022 Regular Board Meeting Agenda Packet- Page 113 of 165 2
Page 4 of 9
HIRED TEMPORARY FIELD OPERATIONS
SPECIALIST FOR INITIATIVE
• Lida Shariff(September
15, 2021 - Current)
• Martin King (October 23,
2020 - June 30, 2021) i.
• Both Students are fast
learners, motivated, and !'!'
receptive to feedback M
OUR GIS DEVELOPED THE FIELD APP
Built using ESRI'sArcGIS Pro, Portal for ArcGIS, and Field Maps
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March 3, 2022 Regular Board Meeting Agenda Packet- Page 114 of 165 3
Page 5 of 9
IN THE FIELD
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play to start video
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March 3, 2022 Regular Board Meeting Agenda Packet- Page 115 of 165 4
Page 8of0
Page 7of0
Page 8 of 9
BEFORE AND AFTER
Before After
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• Before and
after CSO
ssManhole Visited - -�
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• Phase 1: mndld- —did-
Visited 13,000 "eedimmediate "°
structures over `°rere"�"°' """` °""'
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eight months Manhole—Ty WA-Nota manhole
Road Type Public Road
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• Started Phase dd.eaa of Asset RRICHIP .P AANT NILL
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Photo 3j-
Photo 4.i29 New!!!
DEVELOPED PROCESS FOR ADDING PHOTOS
TO LAS E R F I C H E as=agemenl Documents «e.
• Over 36,000 x �wa"°Pao, °°,aeras,ma"seems°,da�"°e°Re,aro„as°P
photos .
collected are
accessible
via GeoPortal -
• Information
and photos —
available to -
Central San
staff for
various uses
' 14
CFNTPAISAN
March 3, 2022 Regular Board Meeting Agenda Packet- Page 118 of 165
Page 9 of 9
NEXT STEPS
`; � • Continue to inventory structures
in the public right-of-way;
�a
approximately 9,000 structures
Estimated time to complete
public right-of-way inventory is
between three to four months
• Transition to inventory within
easement; approximately 6,000
� . I "
\,V structures
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CFNTPAtSAN
QUESTIONS
CFNTPAtSAN
March 3, 2022 Regular Board Meeting Agenda Packet- Page 119 of 165 8