Funding source for the IUM update initiative is provided by the Illinois Environmental Protection Agency (IEPA) Clean Water Act, Section 604b grant funds.
May 21, 2021
U.S. Army Corps of Engineers Chicago District Comment Period Expires: June 18, 2021 Proposed Action: Illinois Urban Manual (IUM) Standard Update – Rolled...
June 7, 2019
Please review the following IDOT Memo regarding Cofferdams (Type 1) within jurisdictional wetlands and Waters of the U.S. New Special Provision for Cofferdam (Type 1)
January 11, 2019
The Dewatering standard (Standard 813) is now available! Check it out Here