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  DN 17-30 Teepeeota Point
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Dredge Notice 17-30 Teepeeota Point

Posted: 8/4/2017

Expiration date:


DN 17-30                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: August 4th, 2017                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Teepeeota Point                  RIVER MILE: 757.3 – 757.7

 

HISTORIC DATA

Frequency: 70%                                             Avg. Quantity/Job: 48,085 yd3

Date Last Dredged: August 29th, 2016           Avg. Quantity/Year: 33,762 yd3

 

SURVEY DATA

Date Surveyed: August 2nd, 2017

Water Surface Elevation: 666.4

Low Control Pool Elevation: 666.4

Net Difference: 0.0’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 26,636 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: August 5th, 2017

Estimated Duration: 4 dredging days

Justification for Dredging: The navigation channel is reduced to 360 feet between the 9.0’ contours and closed between the 10.5’ contours, on a recommended bend of 500 feet.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Teepeeota Point

Location: 4-757.5-LWT

Site Characteristics: This is a historically used temporary island 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 navigation sedimentation St. Paul District Teepeeota Point U.S. Army Corps of Engineers

ATTACHMENTS


  DN 17-30 Teepeeota Point
Bookmark and Share Email Print


Dredge Notice 17-30 Teepeeota Point

Posted: 8/4/2017

Expiration date:


DN 17-30                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: August 4th, 2017                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Teepeeota Point                  RIVER MILE: 757.3 – 757.7

 

HISTORIC DATA

Frequency: 70%                                             Avg. Quantity/Job: 48,085 yd3

Date Last Dredged: August 29th, 2016           Avg. Quantity/Year: 33,762 yd3

 

SURVEY DATA

Date Surveyed: August 2nd, 2017

Water Surface Elevation: 666.4

Low Control Pool Elevation: 666.4

Net Difference: 0.0’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 26,636 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: August 5th, 2017

Estimated Duration: 4 dredging days

Justification for Dredging: The navigation channel is reduced to 360 feet between the 9.0’ contours and closed between the 10.5’ contours, on a recommended bend of 500 feet.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Teepeeota Point

Location: 4-757.5-LWT

Site Characteristics: This is a historically used temporary island 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 navigation sedimentation St. Paul District Teepeeota Point U.S. Army Corps of Engineers