US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 15-09 Fisher Island

Published May 5, 2015

DN 15-09                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 5th, 2015                                 DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Fisher Island                       RIVER MILE: 744.7 – 745.3

 

HISTORIC DATA

Frequency: 78 %                                             Avg. Quantity/Job: 47,593 yd3

Date Last Dredged: July 16th, 2014                Avg. Quantity/Year: 37,017 yd3

 

SURVEY DATA

Date Surveyed: March 22nd, 2015  (May 5th, 2015 – will add this survey when available)

Water Surface Elevation: 659.9

Low Control Pool Elevation: 659.4

Net Difference: +0.5

5-Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 36,538 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: May 5th, 2015

Estimated Duration: 6 dredging days

Justification for Dredging: The navigation channel is reduced to 410’ between the 9’ contours and reduced to 180’ between the the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above Fisher Island

Location: 5-745.8-RMT

Site Characteristics: This is a historically used island transfer site.

 

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 15-09 Fisher Island

Published May 5, 2015

DN 15-09                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: May 5th, 2015                                 DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Fisher Island                       RIVER MILE: 744.7 – 745.3

 

HISTORIC DATA

Frequency: 78 %                                             Avg. Quantity/Job: 47,593 yd3

Date Last Dredged: July 16th, 2014                Avg. Quantity/Year: 37,017 yd3

 

SURVEY DATA

Date Surveyed: March 22nd, 2015  (May 5th, 2015 – will add this survey when available)

Water Surface Elevation: 659.9

Low Control Pool Elevation: 659.4

Net Difference: +0.5

5-Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 36,538 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: May 5th, 2015

Estimated Duration: 6 dredging days

Justification for Dredging: The navigation channel is reduced to 410’ between the 9’ contours and reduced to 180’ between the the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above Fisher Island

Location: 5-745.8-RMT

Site Characteristics: This is a historically used island transfer site.

 

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.