US Army Corps of Engineers
St. Paul District Website

Dredging Public Notices

Dredge Notice 15-05

Published April 10, 2015

DN 15-05                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 10th, 2015                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Grand Encampment           RIVER MILE: 755.8 – 756.8

 

HISTORIC DATA

Frequency: 64%                                                          Avg. Quantity/Job: 44,407 yd3

Date Last Dredged: September 8th, 2014                   Avg. Quantity/Year: 28,618 yd3

 

SURVEY DATA

Date Surveyed: April 7th, 2015

Water Surface Elevation: 666.4 – 666.5

Low Control Pool Elevation: 666.2 – 666.3

Net Difference: +0.2’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 41,750 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: April 14th, 2015

Estimated Duration: 6 dredging days

Justification for Dredging: The navigation channel is reduced to 240’ between the 9.0’ contours and reduced to 140’ between the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Grand Encampment

Location: 4-756.5-LWT

Site Characteristics: This is a historically used temporary placement site.

 

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call contact the

Channel Maintenance Coordinator at (651) 290-5155.

 

 

 


Dredge Notice 15-05

Published April 10, 2015

DN 15-05                                           DREDGING NOTICE

                                              U.S. ARMY CORPS OF ENGINEERS

                                                            ST. PAUL DISTRICT

 

NOTICE DATE: April 10th, 2015                             DREDGING CATEGORY: Imminent

MEETING DATE: If requested                                 MEETING TIME:

BOAT REQUIREMENT:                                          MEETING LOCATION:

 

DREDGE CUT NAME: Grand Encampment           RIVER MILE: 755.8 – 756.8

 

HISTORIC DATA

Frequency: 64%                                                          Avg. Quantity/Job: 44,407 yd3

Date Last Dredged: September 8th, 2014                   Avg. Quantity/Year: 28,618 yd3

 

SURVEY DATA

Date Surveyed: April 7th, 2015

Water Surface Elevation: 666.4 – 666.5

Low Control Pool Elevation: 666.2 – 666.3

Net Difference: +0.2’

5 Day River Forecast: Holding Steady

 

DREDGING DATA

Recommended Channel Width: 300 feet

Recommended Dredging Depth: 12 feet

Estimated Quantity: 41,750 yd3

Type of Dredge: Government Hydraulic

Proposed Dredging Date: April 14th, 2015

Estimated Duration: 6 dredging days

Justification for Dredging: The navigation channel is reduced to 240’ between the 9.0’ contours and reduced to 140’ between the 10.5’ contours.

 

MATERIAL PLACEMENT DATA

Proposed Placement Site: Grand Encampment

Location: 4-756.5-LWT

Site Characteristics: This is a historically used temporary placement site.

 

If you have any questions concerning this project, or if you would like to request an on‑site meeting, please call contact the

Channel Maintenance Coordinator at (651) 290-5155.