U.S. Army Corps of Engineers Monthly Update

June 2020

See the PDF of the Update

 

1 Diversion Inlet Structure Construction

Structure includes 3-50 ft. wide Tainter gates. The current construction completion date is 7 June 2023. Anticipated remaining schedule:

  • 2020: Foundations/site work, control structure, dam walls.
  • 2021: Concrete piers/abutments, control building.
  • 2022: Install bridge deck, gates, and operating machinery.
  • 2023: Paint gates, seed.
  • 2024: Turf established.

2 Wild Rice River Structure Construction

Structure includes 2-40 ft. wide Tainter gates. Construction began in May 2020. Excavation and west dam embankment construction continues. The required construction completion is October 2023

3 Red River Structure Design

Structure includes 2-50 ft. wide Tainter gates. Physical model (1:40 scale) is back up and running and is being used to test a number of design alternatives. The design remains on schedule. The 35% plans and specs review by the DA is complete and the 65% review is scheduled to begin in October 2020. Final plans and specs are scheduled to be completed in September 2021.

4 Southern Embankment – Reach SE-1 (Western Tieback)

The 95% design for the Western Tieback will be provided for DA and agency technical review on 6 July 2020. Final plans and specs are scheduled to be available September 2020. Construction contract award could be delayed until 2nd quarter FY21 due to delays in land acquisition.

5 Southern Embankment – Reach SE-2A

Detailed design is commencing and we anticipate having final plans and specifications by November 2021. Rock Island District is assisting with design for Reaches SE-2A, SE-2B and SE-4.

6 I-29 Raise Design

Being designed by Houston Moore Group (HMG) and constructed by the Corps. The 90% design review began on 22 June 2020. Final plans and specifications are scheduled to be available late September-October 2020.

7 Drain 27 Wetland Mitigation Project Design

The 35% design review is scheduled to begin in August 2020. An Environmental Assessment will be conducted which includes public involvement and comment period in July 2020.

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