REQUEST FOR DIRECTION
DATE: December 10, 2018 Report No. EPW-18-036
TO: Laurie Hurst, Chief Administrative Officer
FROM: Jeff Miller, Director of Engineering and Public Works
SUBJECT:
Title
Inflow and Infiltration Strategy
End
ESSENTIAL QUESTION:
Is Council in agreement with the proposed methodology to obtain funding and electoral consultation for the Inflow and Infiltration Program?
RECOMMENDATION:
Recommendation
That the COTW receive Staff Report EPW-18-036 for information, provide any additional direction to staff as the COTW considers advisable, and direct staff to prepare a report for Council's consideration.
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BACKGROUND:
In the Liquid Waste Management Plan (LWMP) for the Capital Regional District (CRD), two requirements must be met. These are:
1. Reduce the maximum daily wet weather flow to less than four times the average dry weather flow (4xADWF) by 2030; and
2. Eliminate overflows in a 5 year return period.
The Township has been carrying out activities to achieve these requirements.
One of the ways to do achieve these requirements is the control of inflow and infiltration into the sanitary collection system. Inflow is defined as rainwater that enters the sewer through cross connections (i.e. catch basin, roof drain). Infiltration is defined as trench water and groundwater entering into the sewers through cracks, leaky joint, etc. Please see reports EPW-17-046 and EPW-17-064 for additional information.
Staff is currently developing a bylaw and policy to deal with inflow and infiltration. The current work focuses on:
1. Legal requirements to access the private portion of the service lateral for visual inspection (camera).
2. The liability, if any, introduced to the homeowner based on the results of the visual inspection.
3. The requirements to carry out work, whether by Contractor or Township forces, on the private portion of the service lateral.
4. To develop a funding mechanism for the work contained within the Inflow and Inf...
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