4/5/2024 0 Comments Well casing repair costThe well should be sealed at the top of the casing with a suitable cap or sanitary seal.Wells constructed in unconsolidated material such as sand or gravel should have watertight casing down to nineteen (19) feet or to the top of the aquifer, whichever is greater.Wells constructed in bedrock should have watertight casing down to nineteen (19) feet or five (5) feet into the top of bedrock, whichever is greater.Watertight casing should extend at least six (6) inches above ground level a minimum of two (2) feet for areas subject to flooding.Wells developed in sand or other loose material may be cased with plastic pipe approved by the National Sanitation Foundation (NSF) with a minimum stress design rating Standard Dimension Ratio (SDR) 26.Most wells in Middle and East Tennessee require steel casing. New black or galvanized steel casing is required when drilling and completing a well in bedrock.The outside diameter of most private, domestic water wells is 6 5/8 inches in Middle and East TN, and 4 inches in West TN. ![]() ![]() Although the type and depth of well construction varies with location, there are several important things to be aware of concerning the construction of a well:
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