A.Henry Spies responds: It’s not a good idea to bring exterior water into the structure. Whenever possible, a " daylight" footing drain should be installed.

If a daylight drain is not feasible, I’d recommend installing a sump pit on the exterior of the house. Locate the bottom of the pit well below the frostline (which is where the perimeter tile along the footing should be), and top it off with an insulated cover to prevent freezing (see illustration, next page). The pit should be at least 18...

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