US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 19-50 LD 4 Aux Lock Chamber

Published Nov. 8, 2019

DN 19-50                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: November 8th, 2019            DREDGING CATEGORY: Routine

MEETING DATE: If requested                     MEETING TIME:

BOAT REQUIREMENT:                              MEETING LOCATION:

DREDGE CUT NAME: LD 4 Aux Lock Chamber  RIVER MILE: 752.7 – 752.9

 

HISTORIC DATA

Frequency: 18%                                              Avg. Quantity/Job: 4,789 yd3

Last Date Dredged: October 27th, 2015         Avg. Quantity/Year: 880 yd3

 

SURVEY DATA

Date Surveyed: October 31st, 2019

Water Surface Elevation: 666.0

Low Control Pool Elevation: 659.6

Net Difference: + 6.4

5-Day River Forecast: Steady Decline

 

DREDGING DATA

Recommended Channel Width: Chamber Width

Recommended Dredging Depth: 8 feet

Estimated Quantity: 5,621 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: November 8th, 2019

Estimated Duration: 5 dredging days

Justification for Dredging: Dredging is necessary to allow access for the emergency life boats and work boats to operate in this area.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above West Newton

Location: 5-748.0-RMT

Site Characteristics: This is a historically used island transfer site.

 

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

 

 

 


Dredge Notice 19-50 LD 4 Aux Lock Chamber

Published Nov. 8, 2019

DN 19-50                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: November 8th, 2019            DREDGING CATEGORY: Routine

MEETING DATE: If requested                     MEETING TIME:

BOAT REQUIREMENT:                              MEETING LOCATION:

DREDGE CUT NAME: LD 4 Aux Lock Chamber  RIVER MILE: 752.7 – 752.9

 

HISTORIC DATA

Frequency: 18%                                              Avg. Quantity/Job: 4,789 yd3

Last Date Dredged: October 27th, 2015         Avg. Quantity/Year: 880 yd3

 

SURVEY DATA

Date Surveyed: October 31st, 2019

Water Surface Elevation: 666.0

Low Control Pool Elevation: 659.6

Net Difference: + 6.4

5-Day River Forecast: Steady Decline

 

DREDGING DATA

Recommended Channel Width: Chamber Width

Recommended Dredging Depth: 8 feet

Estimated Quantity: 5,621 yd3

Type of Dredge: Contract Mechanical

Proposed Dredging Date: November 8th, 2019

Estimated Duration: 5 dredging days

Justification for Dredging: Dredging is necessary to allow access for the emergency life boats and work boats to operate in this area.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Above West Newton

Location: 5-748.0-RMT

Site Characteristics: This is a historically used island transfer site.

 

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