Code of Maine Rules
10 - DEPARTMENT OF HEALTH AND HUMAN SERVICES
144 - DEPARTMENT OF HEALTH AND HUMAN SERVICES - GENERAL
Chapter 232 - WELL DRILLERS AND PUMP INSTALLERS RULES
Chapter 4 - NEW WATER WELL CONSTRUCTION
Section 144-232-4-403.0 - STANDARD PRACTICE FOR CONSTRUCTION OF WELLS DRILLED IN UNCONSOLIDATED MATERIALS

403.1 General: This section refers to wells commonly known as gravel wells and are constructed by drilling or washing into unconsolidated materials.

403.2 Casing Materials: Well casing materials. Refer to 401.1.

403.3 Extension above ground: Well casing shall extend above the ground surface a minimum of eight inches. In areas prone to flooding, additional height, or a vented watertight cap may be required to prevent entrance of surface water. (see 406.0)

403.4 Well casing covers: Well casings shall have a cover to prevent the entrance of foreign matter into the well.

403.5 Termination of the bottom of the casing: The bottom of the well casing shall be terminated in a manner appropriate for the conditions present and the uses of the well. Acceptable treatments include but shall not be limited to:

403.6 Adequate quantity of water: Drilled or washed wells, constructed for household use, shall not be terminated in unconsolidated materials unless an adequate quantity of water free from fine soil particles can be withdrawn.

403.7 Method and duration of development: The contractor shall develop the well by using appropriate methods of his or her choice until such time as the well produces water substantially free from fine soil particles.