US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 19-18 Boulanger Bend Lower Light

Published June 18, 2019

DN 19-18    DREDGING NOTICE
    U.S. ARMY CORPS OF ENGINEERS
    ST. PAUL DISTRICT

NOTICE DATE: June 17th, 2019            DREDGING CATEGORY: Emergency
MEETING DATE: If requested            MEETING TIME: 
BOAT REQUIREMENT:                 MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend Lwr. Lt.    RIVER MILE: 819.9 - 820.4


HISTORIC DATA
Frequency: 20%                Avg. Quantity/Job: 46,659 yd3
Date Last Dredged: June 3rd, 2019        Avg. Quantity/Year: 9,522 yd3

SURVEY DATA
Date Surveyed: June 12th, 2019
Water Surface Elevation: 687.2
Low Control Pool Elevation: 686.3
Net Difference: +0.9’
5 Day River Forecast: Steady Decline

DREDGING DATA
Recommended Channel Width: 400 feet
Recommended Dredging Depth: 11 feet
Estimated Quantity:  16,828 yd3; access 410 yd3
Type of Dredge: Contract Mechanical Plant 2
Proposed Dredging Date: June 17th, 2019
Estimated Duration: 9 dredging days
Justification for Dredging:  The navigation channel is closed within the 9.0’ contours and the 10.5’ contours.

MATERIAL PLACEMENT DATA
Proposed Placement Site: Lower Boulanger 
Location: 2-821.1-LMT 
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 19-18 Boulanger Bend Lower Light

Published June 18, 2019

DN 19-18    DREDGING NOTICE
    U.S. ARMY CORPS OF ENGINEERS
    ST. PAUL DISTRICT

NOTICE DATE: June 17th, 2019            DREDGING CATEGORY: Emergency
MEETING DATE: If requested            MEETING TIME: 
BOAT REQUIREMENT:                 MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend Lwr. Lt.    RIVER MILE: 819.9 - 820.4


HISTORIC DATA
Frequency: 20%                Avg. Quantity/Job: 46,659 yd3
Date Last Dredged: June 3rd, 2019        Avg. Quantity/Year: 9,522 yd3

SURVEY DATA
Date Surveyed: June 12th, 2019
Water Surface Elevation: 687.2
Low Control Pool Elevation: 686.3
Net Difference: +0.9’
5 Day River Forecast: Steady Decline

DREDGING DATA
Recommended Channel Width: 400 feet
Recommended Dredging Depth: 11 feet
Estimated Quantity:  16,828 yd3; access 410 yd3
Type of Dredge: Contract Mechanical Plant 2
Proposed Dredging Date: June 17th, 2019
Estimated Duration: 9 dredging days
Justification for Dredging:  The navigation channel is closed within the 9.0’ contours and the 10.5’ contours.

MATERIAL PLACEMENT DATA
Proposed Placement Site: Lower Boulanger 
Location: 2-821.1-LMT 
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.