. . . . . TREE ROOTS VS . SEW ER LI N ES
A peak inside a relined clay tile pipe.
Roof vent
Private property
Sump discharge line
Public property
Stack Water meter Sump pump
Down spout
Floor drain
Back-flow preventer
Sanitary sewer manhole
Property line
Curb stop (shutoff valve)
Storm sewer catch basin
Water Clean-out Storm sewer Maintained by homeowner City cleans from main clean-out to sanitary main line
Watermain Sanitary sewer
Photo: Courtesy Culebra
anything about it and you wait until you have a backup, then you may have to go through an insurance claim and you may have a big mess to clean up and damage in your basement.” Sewer relining is a permanent solution and preventative measure for homes in older neighbourhoods that still have clay pipes. “We video inspect the line,” says Harold. This inspection provides Culebra with the diameter and length of the pipe so they can provide a
Diagram: City of Saskatoon
quote. New technology means the relining can be completed in four hours.The liner consists of a durable, patented epoxy. Once cured, the liner becomes part of the pipe itself. “It’s beneficial because the liner starts inside the house and runs all the way to the sanitary main line, leaving no gaps. There’s no construction and no digging.” adds Harold. Before hiring a company, it’s important to contact the City to make sure the connection
is a candidate for relining and to ensure you’re working with a licensed water and sewer contractor. Careful planting on private property also plays a role. Existing infrastructure (under and above ground) and the mature height and size of the tree should be considered before selecting the species and the planting location. Pros Outweigh Cons
maintain city trees, Michelle explains that many of them will outlive the infrastructure they may impact from time to time. “We try to find a way to preserve trees as long as we can,” she says. “People have a love-hate relationship with trees in our city, but there’s research showing that the benefits of trees outweigh the costs. There’s a tradeoff to having an urban forest.”
Although it’s no easy feat to
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