Ill. Admin. Code tit. 77, § 920.ILLUSTRATION H
Bored or Dug Well – Buried Slab Construction
Effective Nov 25, 201337 Ill. Reg. 19676AUTHORITY: Implementing and authorized by the Illinois Water Well Construction Code [415 ILCS 30].DEPARTMENT OF PUBLIC HEALTH
(Source: Amended at 37 Ill. Reg. 19676, effective November 25, 2013)