The following navigation notices have been issued for U.S. Army Corps of Engineers related work, navigation policies updates and the dissemination of navigation information for projects within the boundaries of the Chicago District. More information regarding navigation conditions on Great Lakes can be obtained by visiting the U.S. Coast Guard's Navigation Center web site.

Notice	Project	Description	Issued	Expires
CELRC-TS-C-T 12-008	Chicago Harbor Lock	Final Gate Repair Schedule for Reopening of Lock	05/03/2012
CELRC-TS-C-T 12-007	Burns Waterway Harbor	Approach Channel Survey is Posted	04/27/2012
CELRC-TS-C-T 12-006	Burns Waterway Harbor	Shoaling Confirmed in the Deep Water Approach to Burns Waterway Harbor	04/20/2012
CELRC-TS-C-T 12-005	Chicago Harbor Lock	Amended Closure Schedule for Gate Repairs	04/13/2012	Canceled
CELRC-TS-C-T 12-004	Michigan City Harbor	New Harbor Channel Survey Posted Severe Shoaling	04/06/2012
CELRC-TS-C-T 12-003	Chicago Harbor Lock	Amended Closure Schedule for Gate Repairs	03/28/2012	Canceled
CELRC-TS-C-T 12-002	Chicago Harbor Lock	Amended Closure Schedule for Gate Repairs	03/17/2012	Canceled
CELRC-TS-C-T 12-001	Chicago Harbor Lock	Chicago Harbor 40 Feet Width Restriction Extention and Lock Closure Schedule	01/20/2012	Canceled
CELRC-TS-C-T 11-015	Chicago Harbor Lock	Chicago Harbor 40 Feet Width Restriction and Probable Delays	12/29/2011	01/29/2012
CELRC-TS-C-T 11-014	Chicago Harbor Lock	Closure of Chicago Harbor Lock for diving operations	12/2/2011	12/9/2011
CELRC-TS-C-T 11-013	Waukegan Harbor	Shoaling Blocks Waukegan Harbor Approach Channel	10/3/2011
CELRC-TS-C-T 11-012	Waukegan Harbor	Waukegan Harbor Approach Channel Shoaling	09/16/2011	10/3/2011
CELRC-TS-C-T 11-011	Chicago Harbor Lock	Chicago Harbor Lock Closure	09/12/2011	09/13/2011
CELRC-TS-C-T 11-010	Chicago Harbor Lock	Chicago Harbor Lock Temporary Modified Operations	09/09/2011	12/29/2011
CELRC-TS-C-T 11-009	Chicago Harbor Lock	Chicago Harbor Lock Width Restrictions	09/02/2011	09/09/2011
CELRC-TS-C-T 11-008	Chicago Harbor Lock	Chicago Harbor Lock Width Restrictions	08/30/2011	08/31/2011
CELRC-TS-C-T 11-007	Chicago Harbor Lock	Closure of Chicago Harbor Lock	08/19/2011	08/26/2011
CELRC-TS-C-T 11-006	Chicago Harbor Lock	Closure of Chicago Harbor Lock	08/15/2011	08/18/2011
CELRC-TS-C-T 11-005	Chicago Harbor Lock	Closure of Chicago Harbor Lock	08/01/2011	08/04/2011
CELRC-TS-C-T 11-004	Chicago Harbor Lock	Closure of Chicago Harbor Lock (revised)	07/22/2011	07/26/2011
CELRC-TS-C-T 11-003	Chicago Harbor Lock	Closure of Chicago Harbor Lock	06/23/2011	07/22/2011
CELRC-TS-C-T 11-002	Chicago Harbor Lock	Closure of Chicago Harbor Lock	06/22/2011	06/23/2011
CELRC-TS-C-T 11-001	Chicago Harbor / Chicago River	Chicago Sanitary Ship Canal and Chicago River	04/14/2011	09-09-2011
MVD/LRD Notice NN No. 1-2011	Mississippi Valley Division and Great Lakes & Ohio River Division	Regional notice	01/2011
CELRC-TS-C-T 10-006	Chicago Harbor / Chicago River	Chicago Sanitary Ship Canal and Chicago River	11/08/2010	04/14/2011
CELRC-TS-C-T 10-005	Chicago Harbor / Chicago River	Closure of Chicago Harbor Lock	10/25/2010	04/14/2011
CELRC-TS-C-T 10-004	Waukegan Harbor	Channel Condition Survey	09/22/2010	09/16/2011
CELRC-TS-C-T 10-001	Chicago Harbor / Chicago River	Closure of Chicago Harbor Lock	01/20/2010	04/14/2011
CELRC-CO-O 01.02	Chicago Harbor / Chicago River	Test Implementation of Signal Lights, Chicago Harbor Lock	03/19/01

Page Last Updated: 19 September 2011