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Document ID ca-bcrlpwl-2022-10-31 Title Blocked Culvert Replacement, Lac Philippe Waste Lagoon URL https://iaac-aeic.gc.ca/050/evaluations/proj/83999 Jurisdiction /ca Subdomain(s) Stormwater, Wastewater Language en Status completed Analyzed at 2026-03-19 10:17:56.807230+00:00 Relevance Environmental assessment and approval for drainage infrastructure construction.

Q Qualitative Requirements (5)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#Q001operationaloperationalmandatoryProject TimelineotherRemoving and replacing the culvert prior to winter is required. Work will begin in early November and will be completed before December 25, 2022.Prior to winterhigh
#Q002operationaloperationalmandatorySite Preparation Scope of WorkotherSite preparation * Import granular material or steal plates to the vicinity of the culvert as a base for machinery. * Import clean sandbags to be used as cofferdams. * Installation of wildlife protection measures, such as exclusion fencing. * Installation of erosion and sediment control measures, such as silt fencing or hay bails, as required.As required for erosion and sediment control measureshigh
#Q003designoperationalmandatoryCulvert Replacement Scope of WorkotherCulvert replacement * Install a generator powered pump on the inlet side of the culvert to divert water over the culvert. * Use of end of pipe filters to prevent wildlife from being sucked into the pump. * Install sand bang coffer dams on either side of the culvert. * Excavation of access road above culvert. * Removal of metal culvert. * Installation of clear stone or granular base (foundation). * Placement of new culvert (like for like in size). * Backfill and compaction of material above new culvert.New culvert must be like for like in sizehigh
#Q004operationaloperationalmandatoryPost-Culvert Installation Scope of WorkotherPost-culvert installation * Placement of rip rap around pipe to prevent erosion long term. * Removal of man-made structures, such as sandbag culverts. * Removal of water pumps. * Restoration of banks and access road.high
#Q005administrativeunknownmandatoryAuthority ResponsibilityotherThe listed authorities are responsible for the project assessment.high

P Quantitative Requirements (0)

No quantitative requirements.

D Definitions (0)

No definitions.