volume 1 - Halifax Regional Municipality

Halifax Water Integrated Resource Plan
Appendices
Table of Contents
1. CURRENT PROGRAMS ............................................................................ 1
1.1 Enterprise Programs ................................................................................ 1
1.1.1 Asset Renewal Management Program .................................................. 1
1.1.2 Climate Change Program ....................................................................... 1
1.1.3 Energy Management Plan ..................................................................... 3
1.2 Current Wastewater System Programs ................................................... 4
1.2.1 Current Wastewater WWWTF and Overflow Compliance .................... 4
1.2.2 Current I/I Program ............................................................................... 4
1.3 Current Water System Programs ............................................................. 5
1.3.1 Water Quality Master Plan (WQMP) ..................................................... 5
1.3.2 Other Current Water Programs ............................................................. 6
2. NEW PROGRAMS .................................................................................. 7
Tables
2.1 Enhanced Asset Renewal Program .......................................................... 7
2.2 Wet Weather System Planning .............................................................. 21
2.2.1 Enhanced Overflow Control ................................................................. 22
2.2.2 I/I Reduction Pilot Program ................................................................. 27
2.3 Transmission Main Capacity and Security ............................................. 28
Table 2.1 Water System Asset Renewal Analysis .................................................. 10
Table 2.2 Water System Asset Average Age and Fraction Above Design Life ....... 11
Table 2.3 Wastewater and Stormwater System Asset Renewal Analysis ............. 14
Table 2.4 Wastewater and Stormwater System Asset Average Age and Fraction ....
Above Design Life ................................................................................... 16
Table 2.5 Asset Component Failure Severity Score ............................................... 18
Table 2.6 Water Asset Component Risk Analysis .................................................. 18
Table 2.7 Wastewater and Stormwater Asset Component Risk Analysis ............. 20
Table 2.8 Composite Asset Renewal Program ....................................................... 21
Table 2.9 Receiving Water Risk Categories ........................................................... 23
Table 2.10 Average Year Overflow Volumes ........................................................... 23
Table 2.11 I/I Pilot Program Outline ........................................................................ 27
Table 2.12 Proposed Transmission Main Projects ................................................... 30
Figures
Figure 2.1 Capital Cost of Enhanced Overflow Control .......................................... 25
Figure 2.2 Cumulative Capital Cost for 10 Overflows per Average Year ................ 26
Figure 2.3 Enhanced Overflow Control Program Annual Volume .......................... 26
Revision: 2012-10-29 Integrated Resource Plan –Appendices F-i
October 31 2012 Page 179 of 272