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Nov 21, 2019 <br /> <br /> <br />1 Diversion Inlet Structure Construction <br />Ames initiated pile driving the week of 4 November. The load testing will commence after <br />Thanksgiving. The current construction completion date is 7 June 2023. Anticipated Schedule: <br /> 2019: Dewatering, test pile program, complete channel excavation. <br /> 2020: Foundations/site work. <br /> 2021: Concrete piers/abutments. Control building. <br /> 2022: Install bridge deck, gates, and operating machinery. <br /> 2023: Paint gates, seed. <br /> 2024: Turf established. <br /> <br />2 Wild Rice River Structure Construction <br />The Request for Proposals (RFP) was issued on 22 July 2019. Proposals were received 11 September. <br />Contract award is anticipated in November 2019. Required construction completion is October 2023. <br />Structure includes 2-40 ft. wide Tainter gates. <br /> <br />3 Red River Structure Design <br />Physical modelling (1:40 scale) remains on schedule at USACE ERDC Coastal and Hydraulics <br />Laboratory, Vicksburg, MS. Initial capacity results are expected in December 2019. Completion of <br />alternatives testing is scheduled to be NLT June 2020 and final reports due August 2020. The 35% plans <br />and specs are due February 2020; the overall design schedule is dependent on physical model results <br />and continues to be developed. Structure includes 3-50 ft. wide Tainter gates. <br /> <br />4 Southern Embankment – Plan B Design <br />Detailed design, incorporating the Plan B alignment, is ongoing. Geotechnical borings will continue as <br />additional access is secured by the Diversion Authority. 35% design for the Western Tieback was <br />provided for sponsor and agency technical review on 18 November 2019. Construction contract <br />award scheduled for late FY2020. <br /> <br />5 I-29 Raise Design <br />30% design review scheduled for 2 December 2019. <br /> <br />6 Cultural Resources Mitigation – Diversion Channel Sites <br />Completing further investigations of two archaeological sites along the Diversion Channel. Field work <br />under Task Order 2 is substantially complete as of 18 October 2019. Next steps include laboratory <br />processing of artifacts and analysis of soils and data, followed by submission of an excavation report <br />to the SHPO for a 30 day review. <br /> <br /> <br />