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Wednesday, December 29, 2010

Cherry Creek

The Cherry Creek project is moving forward.  The contractor has diverted the creek around the upstream work area and begun constructing the first four rock weirs.  In the process of dewatering the work site, a fish rescue was conducted by WDFW.  See the photos below.

The contractor constructed a bulk bag dam to divert the creek into the bypass channel.

The bypass channel is lined and several hundred feet long.

The fish rescue crew working in the cold and snow.

A few of the 85 rainbow trout removed during the first session.  They ranged in size from 70 mm to 370 mm (2.75 to 14.5 inches).

Beginning to construct the first of the four rock weirs.


AL

Tuesday, December 14, 2010

December Work

I'm a bit behind on blog posts!  December has a busy month so far.  Most of the concrete work is now done on the Keach-Jensen project.  The next big push in the schedule is back filling around the structure and preparation for the block building.

Work on the backside of the structure, including the walls for the Keach and Jensen ditch outlets

Forming the walls for the ditch outlets.

Weather became an issue and the site needed to be protected from snow and then heated for the pour.


The final big pour occurred last week.and the structure itself is substantially complete.

After some delays, the Cherry Creek Project is finally underway.  The project includes fish screens and irrigation delivery improvements for three water right holders and the correction of two passage barriers.  Those barriers currently block access to 2 miles of stream.  The project is located west of Moe Road on Cherry Creek.
A substantial road into the lower part of the project site was constructed.  The road allows the streambed rock and weir rock to be hauled in and stockpiled.

This is the lower diversion structure that will be removed and replaced with a series of 8 rock weirs.


AL