US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 19-04 Below Winona RR Bridge

Published May 18, 2019

DN 19-04                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 18th, 2019                                DREDGING CATEGORY: Emergency

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Below Winona RR Bridge  RIVER MILE: 723.0 – 723.6

 

HISTORIC DATA

Frequency: 49%                                             Avg. Quantity/Job: 25,932 yd3

Date Last Dredged: October 8th, 2018           Avg. Quantity/Year: 12,701 yd3

 

SURVEY DATA

Date Surveyed:  May 15th, 2019

Water Surface Elevation: 650.7

Low Control Pool Elevation: 644.6

Net Difference: +6.1’

5 Day River Forecast:  Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 11 feet

Estimated Quantity: 13,943 yd3

Type of Dredge: Government Mechanical Plant 1

Proposed Dredging Date: May 18th, 2019

Estimated Duration: 5 – 24 hour dredging days

Justification for Dredging: The navigation channel is closed between the 9’ and 10.5’ contours.

  

MATERIAL PLACEMENT DATA

Proposed Placement Site: Winona Harbor, Homer

Location: 6-726.0-LMP, 6-720.5-RMP

Site Characteristics:  These are both historically used beneficial use placement sites all material is expected to be removed.

 

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 19-04 Below Winona RR Bridge

Published May 18, 2019

DN 19-04                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 18th, 2019                                DREDGING CATEGORY: Emergency

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Below Winona RR Bridge  RIVER MILE: 723.0 – 723.6

 

HISTORIC DATA

Frequency: 49%                                             Avg. Quantity/Job: 25,932 yd3

Date Last Dredged: October 8th, 2018           Avg. Quantity/Year: 12,701 yd3

 

SURVEY DATA

Date Surveyed:  May 15th, 2019

Water Surface Elevation: 650.7

Low Control Pool Elevation: 644.6

Net Difference: +6.1’

5 Day River Forecast:  Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 11 feet

Estimated Quantity: 13,943 yd3

Type of Dredge: Government Mechanical Plant 1

Proposed Dredging Date: May 18th, 2019

Estimated Duration: 5 – 24 hour dredging days

Justification for Dredging: The navigation channel is closed between the 9’ and 10.5’ contours.

  

MATERIAL PLACEMENT DATA

Proposed Placement Site: Winona Harbor, Homer

Location: 6-726.0-LMP, 6-720.5-RMP

Site Characteristics:  These are both historically used beneficial use placement sites all material is expected to be removed.

 

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.