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Dredge Notice 17-42 Above Savage RR Bridge

Posted: 9/18/2017

Expiration date: 12/31/2018


DN 17-42                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: September 18th, 2017                                  DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                              MEETING TIME:

BOAT REQUIREMENT:                                                       MEETING LOCATION:

DREDGE CUT NAME: Above Savage RR Bridge               RIVER MILE: 14.5 - 14.7

 

HISTORIC DATA

Frequency: 38%                                                         Avg. Quantity/Job: 13,358 yd3

Date Last Dredged: September 23rd, 2013                 Avg. Quantity/Year: 5,116 yd3

 

SURVEY DATA

Date Surveyed: September 13th, 2017

Water Surface Elevation: 689.1

Low Control Pool Elevation: 686.8

Net Difference: +2.3’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 100 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 25,158 yd3, Access 897 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: September 18th, 2017

Estimated Duration: 13 dredging days

Justification for Dredging: The navigation channel is closed between the 9.0’ and 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Cargill East River

Location: MN-14.1-RMP

Site Characteristics: This is an upland beneficial use site provided to the Corps by the Lower Minnesota River Watershed District. 

 

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.

 

 

 

 

Above Savage RR Bridge Dredge Mississippi River navigation sedimentation St. Paul District U.S. Army Corps of Engineers

Bookmark and Share Email Print


Dredge Notice 17-42 Above Savage RR Bridge

Posted: 9/18/2017

Expiration date: 12/31/2018


DN 17-42                                            DREDGING NOTICE

                                               U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: September 18th, 2017                                  DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                              MEETING TIME:

BOAT REQUIREMENT:                                                       MEETING LOCATION:

DREDGE CUT NAME: Above Savage RR Bridge               RIVER MILE: 14.5 - 14.7

 

HISTORIC DATA

Frequency: 38%                                                         Avg. Quantity/Job: 13,358 yd3

Date Last Dredged: September 23rd, 2013                 Avg. Quantity/Year: 5,116 yd3

 

SURVEY DATA

Date Surveyed: September 13th, 2017

Water Surface Elevation: 689.1

Low Control Pool Elevation: 686.8

Net Difference: +2.3’

5 Day River Forecast: Slow Decline

 

DREDGING DATA

Recommended Channel Width: 100 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 25,158 yd3, Access 897 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: September 18th, 2017

Estimated Duration: 13 dredging days

Justification for Dredging: The navigation channel is closed between the 9.0’ and 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Cargill East River

Location: MN-14.1-RMP

Site Characteristics: This is an upland beneficial use site provided to the Corps by the Lower Minnesota River Watershed District. 

 

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.

 

 

 

 

Above Savage RR Bridge Dredge Mississippi River navigation sedimentation St. Paul District U.S. Army Corps of Engineers