l management & asset optimization
TRANSCRIPT
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** not what the Urban Dictionary defines LMAO
Lifecycle Management & Asset Optimization
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The 3 Things You Will Learn
Know What You Have
Don’t Wait Until It Breaks
What’s Your Story
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Do You Know What You Have?
• Utility Inventory• Age• Material• Diameter• Length
• Utility Assessment• Condition• Capacity• Work Order History
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GPS Field Inventory
• Survey-Quality GPS Data Collection
• X,Y, and Z (elevation data)
• Geometric Network Analysis
• QA/QC by Professional Surveyors
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Field Assessment
• Industry Standard Practices• Visual• Non-Destructive• Sensor Technologies• Leak Detection• NASSCO (Sewer)
• ArcGIS Collector
• LGIM Schema
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NASSCO
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• NASSCO Assessment• PACP• MACP• LACP
• NASSCO Inspection• Manhole Rehab• CIPP
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Don't Wait Until It Breaks
• Predictive
• Proactive (not reactive)
• Anticipated Service Life
• Understanding Life Cycle
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< 107%
10-2019%
20-3066%
30-406%
40+2%Pipe Age
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Age Range Miles< 10 15.8 10-20 42.720-30 150.430-40 13.840 + 5.5Total 228 miles
Service Life
Water Utility Pipe Age and ASL
Pipe Material MSL ASL % of PipeCast Iron 50-100 75 32%Ductile Iron 75-125 100 3%Galvanized Iron 40-60 50 1%Polyvinyl Chloride 50-150 100 55%Asbestos Cement 75-125 100 9%
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Asset Lifecycle
New 20Years
40Years
60Years
80Years
100Years
120Years
Medium
Significant
High
Extreme
Low
Likelihood of Failure
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Asset Lifecycle
Medium
Significant
High
Extreme
Low
New 20Years
40Years
60Years
80Years
100Years
120Years
AssetRehabilitation
Likelihood of Failure
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Risk Matrix Exercise
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• Likelihood of Failure• ???• ???• ???
• Consequence of Failure• ???• ???• ???
Risk Matrix Exercise
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• Age• Material• Velocity• Depth• Past Work Orders
What Do You Think?
Likelihood of Failure
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• Public Spaces• High Traffic Areas• Medical / School Facilities• Customers Impacted• Adjacent Infrastructure• Environmental Impact• High Visibility
What Do You Think?
Consequence of Failure
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• Likelihood of Failure - Age• <10 =0• 10-30 = 1• 30-50 = 2• 50-70 = 4• 70 > = 6
• Likelihood of Failure - Material• ACP = 1.5• CIP = 2• DIP = 1• PVC = 0.5
• Likelihood of Failure – Past Work Orders• 0-5 WO = 1• 5 - > = 2
Risk Matrix ExerciseMax Score of 10
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• Consequence of Failure - Customers Impacted• <10 = 0• 10-30 = 1• 30-100 = 2• 100-1,000 = 4• 1,000 > = 6
• Consequence of Failure – Environmental• Private Property = 0.5• Adjacent Stream = 1• Wetland = 1• Endangered Species = 1
• Consequence of Failure – Medical / School Facilities• Yes = 1• No = 0
Risk Matrix ExerciseMax Score of 10
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Criticality Matrix Exercise
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GIS Geoprocessing
• SQL Select• Attributes• Calculate Values
• Geoprocessing• Intersect• Spatial Select
• Database Summary• Calculate
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Pipe #1034Customers = 6Stream = 1Critical = 1Species = 1
Total = 9
Total = 36
Pipe #1034Age = 2Material = 1WO = 1
Total = 4
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Risk MatrixTemplate
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Pipe #1034 Criticality Score
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Risk MatrixTemplate(Non-weighted)
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Criticality Composite Score
Score of 366*6 = Significant Risk9*4 = Significant Risk4*9 = Significant Risk
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Risk MatrixTemplate(Weighted for Consequence)
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Criticality Composite Score
Score of 366*6 = Medium Risk
9*4 = Consequence Weighted4*9 = Likelihood Weighted
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386 Miles ofSewer Utility
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Criticality MatrixBy Length
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Level of Service Composite ScoreBy Linear Foot
Score of 36 = 16,458 LFMedium = 10,222 LF
Significant = 6,236 LF
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Criticality ScoreMap by Color
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36
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Depreciated Value vs. Replacement Cost
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$87.9M$153.2M
Existing Sewer Depreciated Value
Complete Sewer Replacement Cost
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Required Rehab / Replacement Funding
2020 2040 2060 2080 2100 2120< 1M
20M
40M
60M
80M
0M
2M
4M
6M
8M
$1.9M / YRRehab Budget
$2.9M / YR20 YR Deferred Budget
@ 3.68% Inflation
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Deferred Maintenance Annual Escalation
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$1.9M
$2.9M
Annual Rehab Budget Contribution
20 YR DeferredBudget Contribution
(3.68% avg. annual inflation)
+ $19M of Deferred Replacement
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What Did You Learn?
Know What You Have
Don’t Wait Until It Breaks
What’s Your Story
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![Page 29: L Management & Asset Optimization](https://reader031.vdocuments.net/reader031/viewer/2022012014/6159581e6c56524db30cf979/html5/thumbnails/29.jpg)
Do You Know What You Have?
• Utility Inventory• Age• Material• Diameter• Length
• Utility Assessment• Condition• Capacity• Work Order History
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![Page 30: L Management & Asset Optimization](https://reader031.vdocuments.net/reader031/viewer/2022012014/6159581e6c56524db30cf979/html5/thumbnails/30.jpg)
Don't Wait Until It Breaks
• Predictive
• Proactive (not reactive)
• Anticipated Service Life
• Understanding Life Cycle
30
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** not what the Urban Dictionary defines LMAO
Lifecycle Management & Asset Optimization