US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 19-09 Boulanger Bend

Published May 30, 2019

DN 19-09                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 20th, 2019                                DREDGING CATEGORY: Emergency

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend                  RIVER MILE: 821.0 – 821.3

                                                                       

 

HISTORIC DATA

Frequency: 37%                                             Avg. Quantity/Job: 53,765yd3

Date Last Dredged: May 15th, 2017               Avg. Quantity/Year: 19,750 yd3

 

SURVEY DATA

Date Surveyed: May 7th, 2019

Water Surface Elevation: 688.1

Low Control Pool Elevation: 686.3

Net Difference: + 1.8’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500

Recommended Dredging Depth: 11 feet

Estimated Quantity: 6,628 yd3 actual quantity

Type of Dredge: Contract Mechanical (Purchase order contract)

Proposed Dredging Date: Completed May 22nd – May 24th

Estimated Duration: 2.5 dredging days

Justification for Dredging:  Channel is reduced to 135’ between the 9.0’ contours and closed between the 10.5’ contours. On a recommended bend width of 500’.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Boulanger Bend Lower Light

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 a dredging manager at (651) 290-5155.

 

 

 


Dredge Notice 19-09 Boulanger Bend

Published May 30, 2019

DN 19-09                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 20th, 2019                                DREDGING CATEGORY: Emergency

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Boulanger Bend                  RIVER MILE: 821.0 – 821.3

                                                                       

 

HISTORIC DATA

Frequency: 37%                                             Avg. Quantity/Job: 53,765yd3

Date Last Dredged: May 15th, 2017               Avg. Quantity/Year: 19,750 yd3

 

SURVEY DATA

Date Surveyed: May 7th, 2019

Water Surface Elevation: 688.1

Low Control Pool Elevation: 686.3

Net Difference: + 1.8’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500

Recommended Dredging Depth: 11 feet

Estimated Quantity: 6,628 yd3 actual quantity

Type of Dredge: Contract Mechanical (Purchase order contract)

Proposed Dredging Date: Completed May 22nd – May 24th

Estimated Duration: 2.5 dredging days

Justification for Dredging:  Channel is reduced to 135’ between the 9.0’ contours and closed between the 10.5’ contours. On a recommended bend width of 500’.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Boulanger Bend Lower Light

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 a dredging manager at (651) 290-5155.