US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 15-06

Published April 23, 2015

DN 15-06                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 23rd, 2015                              DREDGING CATEGORY: Routine

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Below Winona RR Bridge RIVER MILE: 722.9 – 723.6

 

HISTORIC DATA

Frequency: 44%                                              Avg. Quantity/Job: 26,104 yd3

Date Last Dredged: October 22nd, 2014         Avg. Quantity/Year: 11,602 yd3

 

SURVEY DATA

Date Surveyed:  April 20th, 2015

Water Surface Elevation: 644.9

Low Control Pool Elevation: 644.6

Net Difference: +0.3

5 Day River Forecast:  Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 14,017 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: April 27th, 2015

Estimated Duration: 7 dredging days

Justification for Dredging: The navigation channel is reduced to 310’ between the 9’ contours and 220’ between the 10.5’ contours.

  

MATERIAL PLACEMENT DATA

Proposed Placement Site: Winona Harbor Site (Dick’s Marine)

Location: 6-726.0-LMP

Site Characteristics: The Winona Harbor site is a historically used stockpile site.  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 the Channel Maintenance Coordinator at (651) 290-5155.

 

 


Dredge Notice 15-06

Published April 23, 2015

DN 15-06                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 23rd, 2015                              DREDGING CATEGORY: Routine

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Below Winona RR Bridge RIVER MILE: 722.9 – 723.6

 

HISTORIC DATA

Frequency: 44%                                              Avg. Quantity/Job: 26,104 yd3

Date Last Dredged: October 22nd, 2014         Avg. Quantity/Year: 11,602 yd3

 

SURVEY DATA

Date Surveyed:  April 20th, 2015

Water Surface Elevation: 644.9

Low Control Pool Elevation: 644.6

Net Difference: +0.3

5 Day River Forecast:  Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 14,017 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: April 27th, 2015

Estimated Duration: 7 dredging days

Justification for Dredging: The navigation channel is reduced to 310’ between the 9’ contours and 220’ between the 10.5’ contours.

  

MATERIAL PLACEMENT DATA

Proposed Placement Site: Winona Harbor Site (Dick’s Marine)

Location: 6-726.0-LMP

Site Characteristics: The Winona Harbor site is a historically used stockpile site.  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 the Channel Maintenance Coordinator at (651) 290-5155.