US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredging Notice 15-30 Boulanger Bend

Published Sept. 1, 2015

DN 15-30                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

NOTICE DATE: September 1st, 2015                        DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend                  RIVER MILE: 820.0 – 821.4

                                               

HISTORIC DATA

Frequency: 33%                                             Avg. Quantity/Job: 60,944 yd3

Last Date Dredged: October 14th, 2014         Avg. Quantity/Year: 20,315 yd3

SURVEY DATA

Date Surveyed: August 26th & August 31st 2015

Water Surface Elevation: 686.6

Low Control Pool Elevation: 686.3

Net Difference: 0.3’

5-Day River Forecast: Steady Decline

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 25,786 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: September 1st, 2015

Estimated Duration: 12 dredging days

Justification for Dredging: The navigation channel is restricted to 260 feet within the 9.0’ contours and restricted to 130 feet within the 10.5’ contours approaching a bend.

MATERIAL PLACEMENT DATA

Proposed Placement Site: Lower Boulanger

Location: 2-821.1-LMT

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

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please contact the Channel Maintenance Coordinator at (651)324-2050.


Dredging Notice 15-30 Boulanger Bend

Published Sept. 1, 2015

DN 15-30                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

NOTICE DATE: September 1st, 2015                        DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend                  RIVER MILE: 820.0 – 821.4

                                               

HISTORIC DATA

Frequency: 33%                                             Avg. Quantity/Job: 60,944 yd3

Last Date Dredged: October 14th, 2014         Avg. Quantity/Year: 20,315 yd3

SURVEY DATA

Date Surveyed: August 26th & August 31st 2015

Water Surface Elevation: 686.6

Low Control Pool Elevation: 686.3

Net Difference: 0.3’

5-Day River Forecast: Steady Decline

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 25,786 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: September 1st, 2015

Estimated Duration: 12 dredging days

Justification for Dredging: The navigation channel is restricted to 260 feet within the 9.0’ contours and restricted to 130 feet within the 10.5’ contours approaching a bend.

MATERIAL PLACEMENT DATA

Proposed Placement Site: Lower Boulanger

Location: 2-821.1-LMT

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

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please contact the Channel Maintenance Coordinator at (651)324-2050.