1. Melbourne Main Sewer Replacement Project Briefing for Canoeing Victoria August 2008
February 22, 2019

2. Overview Introductions and purpose of meeting Project background
Broad scope of works,
Project status and program
Key work areas
Yarra River crossing
Communication during construction
Next steps
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3. MMSR Project background
The existing Melbourne Main Sewer (MMS) serves CBD, Docklands and surrounding areas
Increasing population growth combined with the age of MMS has affected ability to perform adequately
Need to replace or refurbish the MMS identified under asset management processes
Essential service to enable compliance with government policy, legislation & other obligations
Project on Water Plan and Corporate Plan
Project team established: Melbourne Water, Connell Wager (project manager), GHD (designer) and John Holland (constructor)
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4. Melbourne Main Sewer Replacement 4

5. Broad scope of work
New 2.3km long gravity main sewer from CBD to Hobsons Bay Main Sewer to replace section of existing Melbourne Main Sewer:
New main sewer - 1.8m dia
Branch & reticulation connection works - for City West Water and South East Water
Miscellaneous works (e.g. billing meter, penstock)
De-commissioning of Melbourne Main Sewer & North Wharf Pumping Station
Associated temporary works
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6. Melbourne Main Sewer Replacement 6

7. Project status Announced by State Government in June 2007
In principle support from key stakeholders (e.g. Port Phillip City Council, VicRoads, Parks Victoria)
Communications and community relations activities commenced in mid-2007
John Holland awarded construction contract in July 2008
Commence construction in August 2008
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8. Project program – milestones
Detailed design completed April 2008
Project approvals June 2008
Construction contract award July 2008
Commence construction August 2008
River crossing works – 2010
Commission new sewer and undertake
reticulation – 2012
Project completion
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9. Key work areas Sites: Fennell Reserve shaft Swallow Street shaft
Johnston Street shaft
South Wharf and North Wharf shafts
Yarra River crossing
Wurundjeri Way shaft
Connection of CWW Dudley Street Replacement Sewer
Reticulation works to connect Lorimer Street Branch Sewer
Temporary Sewer Bypassing Arrangements
North Wharf Pumping Station removal
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10. Yarra River crossing Construction via three stage Cofferdam
Upstream of Charles Grimes Bridge
Commence from South Wharf adjacent Melbourne Convention Centre construction site to North Wharf west of Shed 5
Commence preparation works August 2008
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11. Phase 1
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12. Phase 2
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13. Phase 3
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14. Cross Section
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15. Key Points Works will take place on river
Two thirds will remain open and navigable to river traffic at all times
River traffic management in place at all times
Strict environmental controls
Advance notification of works
Minimal spoil disposal
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16. Communication during construction
John Holland to manage day-to-day communication involving construction activities
1800 number and project address
Project website on Melbourne Water website
Community forums
Works bulletins
Newsletters
Fact sheets on key project elements
Stakeholder briefings
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17. Next steps What agreements are required?
Protocol for seeking agreements
On-going coordination arrangements
Communication and information requirements' for Canoeing Victoria
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18. Melbourne Main Sewer Replacement 18