US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 20-43 Deadmans Slough

Published Oct. 19, 2020

DN 20-43                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: October 19th, 2020                          DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME:  Deadmans Slough              RIVER MILE: 686.3 – 687.5

 

HISTORIC DATA

Frequency: 11%                                             Avg. Quantity/Job: 23,310 yd3

Date Last Dredged: September 14th, 2017    Avg. Quantity/Year: 2,797 yd3

SURVEY DATA

Date Surveyed:  October 14th, 2020

Water Surface Elevation:  630.2

Low Control Pool:  629.7

Net Difference:  +0.5

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width:  400 feet

Recommended Dredging Depth:  12 feet

Estimated Quantity: 33,466 yd3 plus 162 yd3 for access

Type of Dredge: Contract Mechanical Plant 1

Proposed Dredging Date:  October 20th, 2020

Estimated Duration: 17 Dredging Days

Justification for Dredging: Channel is restricted to 280 feet between the 9’ contours and 230 feet between the 10.5’ foot contours on a recommended bend of 400’. 

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above Brownsville

Location: 8-690.4-LWT

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

 

If you have any questions concerning this project or request an on‑site meeting, please call a dredging manager at 651-290-5155.

 


Dredge Notice 20-43 Deadmans Slough

Published Oct. 19, 2020

DN 20-43                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: October 19th, 2020                          DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME:  Deadmans Slough              RIVER MILE: 686.3 – 687.5

 

HISTORIC DATA

Frequency: 11%                                             Avg. Quantity/Job: 23,310 yd3

Date Last Dredged: September 14th, 2017    Avg. Quantity/Year: 2,797 yd3

SURVEY DATA

Date Surveyed:  October 14th, 2020

Water Surface Elevation:  630.2

Low Control Pool:  629.7

Net Difference:  +0.5

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width:  400 feet

Recommended Dredging Depth:  12 feet

Estimated Quantity: 33,466 yd3 plus 162 yd3 for access

Type of Dredge: Contract Mechanical Plant 1

Proposed Dredging Date:  October 20th, 2020

Estimated Duration: 17 Dredging Days

Justification for Dredging: Channel is restricted to 280 feet between the 9’ contours and 230 feet between the 10.5’ foot contours on a recommended bend of 400’. 

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above Brownsville

Location: 8-690.4-LWT

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

 

If you have any questions concerning this project or request an on‑site meeting, please call a dredging manager at 651-290-5155.