2078 Why Sump Pump in the Basement - House Interior - Wet Basement Crawlspaces -

Image Text: Cross section > there are reasons other than wet basement problems for having a sump pump in the basement > the storm sewer may be higher than the perimeter drainage tile that discharges into the sump (not unusual with "infill" houses) > in some areas local regulations may require a sump pump whether or not there is a problem > Street > storm sewer > elevation difference > foundation wall > perimeter drainage > water from perimeter drainage tile or downspouts > sump pump > sump