US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 19-30 Lower Dresbach Island

Published July 16, 2019

DN 19-30                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: July 16th, 2019                                DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Lower Dresbach Island      RIVER MILE: 703.0 - 703.4

 

HISTORIC DATA

Frequency: 53%                                              Avg. Quantity/Job: 17,736 yd3

Date Last Dredged: July 24th, 2018               Avg. Quantity/Year: 9,411 yd3

 

SURVEY DATA

Date Surveyed: July 12th, 2019

Water Surface Elevation: 638.7

Low Control Pool Elevation: 638.5

Net Difference: +0.2’

5 Day River Forecast: Dropping Gradually

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 16,901 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: July 16th, 2019

Estimated Duration: 4 dredging days

Justification for Dredging: The navigation channel is restricted to 250 feet between the 9.0’ contours and closed between the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Dakota Island

Locations: 7-706.5-RMT

Site Characteristics: This is a historically used temporary placement site.

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call the Channel Maintenance Coordinator at (651) 290-5154.


Dredge Notice 19-30 Lower Dresbach Island

Published July 16, 2019

DN 19-30                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: July 16th, 2019                                DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Lower Dresbach Island      RIVER MILE: 703.0 - 703.4

 

HISTORIC DATA

Frequency: 53%                                              Avg. Quantity/Job: 17,736 yd3

Date Last Dredged: July 24th, 2018               Avg. Quantity/Year: 9,411 yd3

 

SURVEY DATA

Date Surveyed: July 12th, 2019

Water Surface Elevation: 638.7

Low Control Pool Elevation: 638.5

Net Difference: +0.2’

5 Day River Forecast: Dropping Gradually

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 16,901 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: July 16th, 2019

Estimated Duration: 4 dredging days

Justification for Dredging: The navigation channel is restricted to 250 feet between the 9.0’ contours and closed between the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Dakota Island

Locations: 7-706.5-RMT

Site Characteristics: This is a historically used temporary placement site.

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call the Channel Maintenance Coordinator at (651) 290-5154.