SOM Placard.pdf
PDF 31 KB Posted
- Attached to
- UNION STREET DAM FISH PASS
- Solicitation number
- W911XK20R0011
About this file
This document contains a state-issued permit notice and related federal solicitation for construction services. The permit authorizes the City of Traverse City to remove the existing Union Street Dam spillways and embankments on the Boardman River, and reconstruct a new approximately 100-foot wide concrete arched labyrinth spillway, 400-foot long bi-directional fishway channel, 214-foot pedestrian bridge, construct 410 lineal feet of downstream stream channel with instream structures, and install kayak ramps, docks, boardwalks, and shoreline protection structures. It also allows excavation and fill placement activities. The related solicitation from the U.S. Army Corps of Engineers Detroit District seeks bids for the Union Street Dam Fish Pass project, as described in the attached documents. The response deadline and award timing are not specified.
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Text version
This notice must be displayed at the site of work.
Laminating this notice or utilizing sheet protectors is recommended.
Please refer to the above permit number with any questions or concerns.
NOTICE OF AUTHORIZATION
Permit Number: WRP019834 v. 1 Site Name: 28-Union Street Dam Park, Rivers Edge Dr-Traverse City Date Issued: April 30, 2020 Expiration Date: April 30, 2022
The Michigan Department of Environment, Great Lakes, and Energy (EGLE), Water Resources Division, P.O. Box 30458, Lansing, Michigan 48909-7958, under provisions of the Natural Resources and Environmental Protection Act, 1994 PA 451, as amended; specifically:
Part 31, Floodplain Regulatory Authority of the Water Resources Protection.
Part 301, Inland Lakes and Streams.
Part 315, Dam Safety.
Authorized activity:
Remove the existing spillways and earthen embankments of the Union Street Dam, Dam ID 511, located on the Boardman River, and reconstruct a new approximately 100-foot wide concrete arched labyrinth spillway, 400-foot long by 30-foot wide bi-directional fishway channel, 214-foot long by 10-foot wide pedestrian bridge, construct 410 lineal feet of stream channel downstream of the new dam with instream structures, and install kayak ramps and docks, boardwalks, and shoreline protection structures upstream and downstream of the new dam location.
Install four (4) stormwater outfall structures, including placement of riprap spillways. Excavate approximately 6,935 cubic yards of material, including 1,050 cubic yards from below the Ordinary High-Water Mark (OHWM) and 1,414 cubic yards of compensatory cut from within the 100-year floodplain of the Boardman River; and place approximately 15,362 cubic yards of fill, including 13,546 cubic yards below the OHWM and 14,446 cubic yards within the 100-year floodplain of the Boardman River. Stream flows shall be maintained via a combination of the dam’s existing spillways and constructed channels and temporary cofferdams throughout the construction process. No drawdown of Boardman Lake is authorized by this permit.
*A U.S. Army Corps of Engineers permit is required before this work can be conducted.*
To be conducted at property located in Grand Traverse County Waterbody: Boardman River; City of Traverse City: Town 27N, Range 11W, Section 3
Permittee:
City of Traverse City 400 Boardman Avenue Traverse City, Michigan 49684
Lucas Trumble Hydrologic Studies and Dam Safety Unit Water Resources Division 517-420-8923
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