327 IAC 8-3.4-11 Production well minimum diameter

Sec. 11. (a) The minimum inside diameter of a production well casing shall be five (5) inches. (b) The minimum inside diameter of a production well casing shall be in accordance with the following table: Table 11-1 Production Well Casing Minimum Diameter Requirements (inches) Based on Outside Diameter of Pump Assembly Outside Diameter of Pump Assembly Minimum (Actual) Inside Diameter of Well Casing 4 5 5 6 6 8 8 10 10 12 12 14 14 16 16 20 18 22 20 24 22 26 For a pump assembly with an outside diameter of between four (4) inches and twenty-two (22) inches but not appearing on this table, linear interpolation shall be used to determine the minimum inside diameter of the production well casing. For a pump assembly with an outside diameter greater than twenty-two (22) inches, the minimum inside diameter of the production well casing shall be at least one and twenty-five hundredths (1.25) times the outside diameter of the pump assembly.