567—110.2 (455B) Hydrologic monitoring system planning requirements.
	 110.2(1) All plans, specifications and other documentation required herein must be developed by an engineer registered in Iowa.
	 110.2(2) All sanitary disposal projects shall conduct a soil and hydrogeologic investigation which conforms to the requirements of this chapter. The purpose of soil and hydrogeologic investigation is to obtain data which will enable a determination of potential routes of contaminant migration from a site via groundwater. The following items are minimum requirements for such investigations. Additional work and use of other methods (e.g., geophysical techniques) are encouraged.