US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 15-03

Published April 2, 2015

DN 15-03                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 2nd, 2015                                            DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                             MEETING TIME:

BOAT REQUIREMENT:                                                      MEETING LOCATION:

 

DREDGE CUT NAME: Above Lake Street Bridge             RIVER MILE: 850.0-850.3

 

HISTORIC DATA

Frequency: 47%                                                          Avg. Quantity/Job: 23,470 yd3

Year Date Dredged: October 13, 2011                      Avg. Quantity/Year: 10,952 yd3

 

SURVEY DATA

Date Surveyed: March 24th, 2015

Water Surface Elevation: 725.0

Low Control Pool Elevation: 724.8 (With Bladder inflated)

Net Difference: +0.2’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 200 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 5,031 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: April 6th, 2015

Estimated Duration: 3 Dredging Days

Justification for Dredging: The navigation channel reduced to 50’ between the 10.5’ and reduced to 165’ between 9’ contours. These contours are measured with the bladder inflated.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Pool 1 Site

Location: 1-853.2-LMP

Site Characteristics: This is a historically used stockpile site with good access.  All material placed here is expected to be removed.

 

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

 


Dredge Notice 15-03

Published April 2, 2015

DN 15-03                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 2nd, 2015                                            DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                             MEETING TIME:

BOAT REQUIREMENT:                                                      MEETING LOCATION:

 

DREDGE CUT NAME: Above Lake Street Bridge             RIVER MILE: 850.0-850.3

 

HISTORIC DATA

Frequency: 47%                                                          Avg. Quantity/Job: 23,470 yd3

Year Date Dredged: October 13, 2011                      Avg. Quantity/Year: 10,952 yd3

 

SURVEY DATA

Date Surveyed: March 24th, 2015

Water Surface Elevation: 725.0

Low Control Pool Elevation: 724.8 (With Bladder inflated)

Net Difference: +0.2’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 200 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 5,031 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: April 6th, 2015

Estimated Duration: 3 Dredging Days

Justification for Dredging: The navigation channel reduced to 50’ between the 10.5’ and reduced to 165’ between 9’ contours. These contours are measured with the bladder inflated.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Pool 1 Site

Location: 1-853.2-LMP

Site Characteristics: This is a historically used stockpile site with good access.  All material placed here is expected to be removed.

 

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