Title: Sound Water System Planning for the Growing City of Bend, Oregon
1Sound Water System Planning for the Growing City
of Bend, Oregon
Presented by Kyle McTeague, P.E. Murray, Smith
Associates, Inc.
2Where is Bend?
base map provided by Pittmon Maps
3Basic Statistics
- 2005 Total City Population 70,000
- 2005 Water Service Area Population 53,000
- Planning Period Year 2030
- 2030 Water Service Area Population 103,000
4Growth History
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6Planning for Growth
- Maximum Day Demand per Capita 590 gpcd
- Current Maximum Day Demand 27 mgd
- 2030 Maximum Day Demand 72 mgd
- 266 Increase
- URAs/UGB Expansions
7Typical Water System Interests/Concerns
- Provide Guidance for the Sound Stewardship of
the Water System - Plan for Growth
- Update System Development Charges and Rates
- Provide Adequate Fire Flows Throughout System
8Key City of Bend Water System Interests/Concerns
- Expand Supply in an Efficient Manner
- Provide Better Balance to the Water System
- Provide a High Value Capital Improvements
Program - Minimize Disruption to City Center
- Provide Flexibility in Improvement Program
9Primary System Elements
- Supply Surface Water and 23 Wells
- Storage 14 Reservoirs
- Distribution 300/- Miles of Pipeline
- Pumping/Transmission
10Key City of Bend Supply Related
Interests/Concerns
- Provide Better Balance to the Water System
- Provide a High Value Capital Improvements
Program - Minimize Disruption to City Center
- Provide Flexibility in Improvement Program
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15Key City of Bend Supply Related Solutions
- Provides Better balance to the Water System
- Provides a High Value Capital Improvements
Program - Minimizes Disruption to City Center
- Flexibility in Improvement Program
16Key City of Bend Storage Related
Interests/Concerns
- Provide Better Balance to the Water System
- Provide a High Value Capital Improvements
Program - Minimize disruption to City Center
- Provide Flexibility in Improvement Program
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19Key City of Bend Storage Related Solutions
- Provides Better Balance to the Water System
- Provides a High Value Capital Improvements
Program - Minimizes Disruption to City Center
- Allows Flexibility in Improvement Program
20Hydraulic Profile System Balance
21Storage Capacity Analysis
- Operational
- Fire Suppression
- Emergency
22Typical Ground Water Supply Storage
23Alternate Aquifer/Tank Storage
24Resultant Reduced Tank Storage
25Tank/Aquifer Storage Ratios
26Key City of Bend Distribution Related
Interests/Concerns
- Provide Better Balance to the Water System
- Provide a High Value Capital Improvements
Program - Minimize Disruption to City Center
- Improve Fire Flow Capacities Where Needed
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29Key City of Bend Distribution Related Solutions
- Provides Better Balance to the Water System
- Provides a High Value Capital Improvements
Program - Minimizes Disruption to City Center
- Improves Fire Flow Capacities Where Needed
30Distribution System Hydraulic Computer Analysis
- Verification Match Existing System
- Calibration Output Match Actual Conditions
- Operational Review Confirm Settings Parameters
- Fire Flow Requirements Confirmed
- System Deficiencies Identified
31Distribution System Engineer Water System
Analysis
- Improvements Established Based On
- Sound Engineering Judgment
- Thorough Understanding of Water System
- Consideration for Specific City Interests
- Cost Considerations
- Corridors/Property/Other Utilities
- Optimized Balance of All Interests
32Summary
- City of Bend Water Master Plan Update
- Helps Guide the City to 2030
- Allows for Flexibility in Growth Rate and
Locations - Minimizes Disruption to City Center
- Maps Out a Well Balanced and High Value CIP
- Questions?