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  DN 17-16 Morgans Coulee
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Dredge Notice 17-16 Morgans Coulee

Posted: 6/23/2017

Expiration date:


DN 17-16                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: June 23rd, 2017

                                                                                    DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Morgans Coulee                  RIVER MILE: 802.2 – 802.9

 

HISTORIC DATA

Frequency: 26%                                             Avg. Quantity/Job: 22,258 yd3

Date Last Dredged: Nov. 3rd, 2016                Avg. Quantity/Year: 5,683 yd3

 

SURVEY DATA

Date Surveyed:  June 22nd, 2017

Water Surface Elevation: 674.8

Low Control Pool Elevation: 673.9

Net Difference: +0.9’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 21,027 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: June 26th, 2017

Estimated Duration: 11 dredging days

Justification for Dredging: The navigation channel is restricted to 80 feet between the 10.5’ contours and 250 feet between the 9.0’ contours. 

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Corps Island

Location: 3-799.2-RMT

Site Characteristics: This is a historically used transfer site. 

 

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call a Channel Maintenance Coordinator at (651) 290-5155.

 

 

 

 

Dredge Mississippi River Morgans Coulee navigation sedimentation St. Paul District U.S. Army Corps of Engineers

ATTACHMENTS


  DN 17-16 Morgans Coulee
Bookmark and Share Email Print


Dredge Notice 17-16 Morgans Coulee

Posted: 6/23/2017

Expiration date:


DN 17-16                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: June 23rd, 2017

                                                                                    DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Morgans Coulee                  RIVER MILE: 802.2 – 802.9

 

HISTORIC DATA

Frequency: 26%                                             Avg. Quantity/Job: 22,258 yd3

Date Last Dredged: Nov. 3rd, 2016                Avg. Quantity/Year: 5,683 yd3

 

SURVEY DATA

Date Surveyed:  June 22nd, 2017

Water Surface Elevation: 674.8

Low Control Pool Elevation: 673.9

Net Difference: +0.9’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 21,027 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: June 26th, 2017

Estimated Duration: 11 dredging days

Justification for Dredging: The navigation channel is restricted to 80 feet between the 10.5’ contours and 250 feet between the 9.0’ contours. 

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Corps Island

Location: 3-799.2-RMT

Site Characteristics: This is a historically used transfer site. 

 

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call a Channel Maintenance Coordinator at (651) 290-5155.

 

 

 

 

Dredge Mississippi River Morgans Coulee navigation sedimentation St. Paul District U.S. Army Corps of Engineers