SANITARY SEWER BACKFLOW PREVENTION
❚ City will cover up to $2,000 of the cosf the cost to install a heavy-duty sewer backup preventorpreventor in 500 homes damaged by June
flooding.ing.
❚ Work has to be completed by a licensed plumber, be permitted and inspected by the City, and use certified valves currently being ordered by local suppliers.
mber, be ertifi
❚ Application and information packages are available at the City’s Planning department
❚ The funds will come from the Infrastructure Reserve Fund, though the city will petition the province to cover the cost.
❚ Medium and long-term, the city will identify areas and properties at risk and whether the devices need to be installed there.
❚ Long-term, the city will undergo sewer inflow and infiltration studies, sewer renewals and upgrades, and the disconnection of foundation drains
SANITARY LIFT STATION UPGRADE
❚ Lift stations are the pumps which send sewage from lower areas in the city upwards to the sewage treatment plant.
er nt.
Murray Vine with the City Planning and Building Department showcases a sewer backflow prevention device at the Development & Infrastructure Committee meeting at City Hall in August 2013.
❚ In the 2013 flood both the Crescent Heights lift stationtion (which services Riverside) and the Balmoral Station (which services a large portion of the Flats) had to be temporarily decommissioned during the floods as they are located twod t storeys below ground level and aren’t waterproof. These two lift stations, alongside the I-XL (Purmal lift station) will be replaced in 2014 with submersible pumps and to the same elevation of the Harlow lift station, which operated throughout the flood until water overwhelmed a power transformer several blocks away.
ion (wh mpora ily y wo
❚ $5 million for the lift station upgrades will be covered by the City, since the lifts are 50 years old, with the other $10 million being asked to be covered
OTHER COSTS
❚ $600,000 replacement of stock used in responding to the 2013 flooding, such as sandbags, costs which will be covered by the province.
will be
❚ Up to $1.4 million additional flood response tools, such as temporary berms/tiger dams that can be set up incase of flooding during 2014, and also used to add an additional 2-3 feet in height once permanent measures are in place.
tools,
n be set up add a e
❚ $2 million - Fix and erosion protect Strathcona Park trail, and Northwest Riverside trail
❚ $1 million - Erosion protection of the Police Point Sanitary Force Main Pipe Crossing
STORM BACKFLOW PREVENTION
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❚ Storm sewer backups happen when water from rivers and creeks become high enough that it backflows through pipes into low lying areas.
d pipe
❚ During June flooding, about 40 of the city's 80 drainage outfalls were damaged or backed up.
rainage
❚ Installing storm gates will ensure one-way flow of water in instances of high water as the gates can be opened or closed when flood warnings are received.
r in
❚ The City is moving ahead with engineering work, with construction beginning in 2014.
❚ $5 million has been promised by the province to cover these costs
our communities ❚ our region ❚ our people
63
$5 million $2 million
$10+ $5 million
$5 million
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