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  DN 1621 Teepeeota Point
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Dredge Notice 16-21 Teepeeota Point

Posted: 8/10/2016

Expiration date:


DN 16-21                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: August 9th, 2016                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Teepeeota Point                  RIVER MILE: 757.2 – 757.7

 

HISTORIC DATA

Frequency: 70%                                             Avg. Quantity/Job: 48,800 yd3

Date Last Dredged: October 8th, 2015           Avg. Quantity/Year: 33,948 yd3

 

SURVEY DATA

Date Surveyed: August 8th, 2016

Water Surface Elevation: 666.6

Low Control Pool Elevation: 666.4

Net Difference: 0.2’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 29,116 yd3 plus 209 yd3 for access at Alma Marina Plcmt Site

Type of Dredge: Contract Mechanical

Proposed Dredging Date: August 10th, 2016

Estimated Duration: 14 dredging days

Justification for Dredging: The navigation channel is reduced to 165 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: Alma Marina Placement Site

Location: 4-754.0-LWP

Site Characteristics: This is a historically used upland placement site.  All material is anticipated to be removed. 

 

 

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please contact the 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 1621 Teepeeota Point
Bookmark and Share Email Print


Dredge Notice 16-21 Teepeeota Point

Posted: 8/10/2016

Expiration date:


DN 16-21                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: August 9th, 2016                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                  MEETING TIME:

BOAT REQUIREMENT:                                           MEETING LOCATION:

DREDGE CUT NAME: Teepeeota Point                  RIVER MILE: 757.2 – 757.7

 

HISTORIC DATA

Frequency: 70%                                             Avg. Quantity/Job: 48,800 yd3

Date Last Dredged: October 8th, 2015           Avg. Quantity/Year: 33,948 yd3

 

SURVEY DATA

Date Surveyed: August 8th, 2016

Water Surface Elevation: 666.6

Low Control Pool Elevation: 666.4

Net Difference: 0.2’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 500 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 29,116 yd3 plus 209 yd3 for access at Alma Marina Plcmt Site

Type of Dredge: Contract Mechanical

Proposed Dredging Date: August 10th, 2016

Estimated Duration: 14 dredging days

Justification for Dredging: The navigation channel is reduced to 165 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: Alma Marina Placement Site

Location: 4-754.0-LWP

Site Characteristics: This is a historically used upland placement site.  All material is anticipated to be removed. 

 

 

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

 

 

 

 

Dredge Mississippi River navigation sedimentation St. Paul District Teepeeota Point U.S. Army Corps of Engineers