Tuesday, July 27, 2010

Good erosion control at Target site by Ryan Companies

At the Target Store construction site by University Ave at Hilldale, there was almost no sediment leaving the site after the heavy storm of 7/22.  This looks like a challenging site inside, due to soft sand and slopes.  But the slope bottoms out to the east before reaching the edge of the site.  There's enough room for settling ponds on-site.

Ryan Companies, the contractor, is using StormProMax software for tracking stormwater compliance.

Grant Pokos, an engineer specializing in erosion control, was on site after the storm, making the 24-hr inspection after the recent storms.  Grant is a consultant from JSD Professional Services.


The foundation on the E side filled with water.  It was being pumped to a basin on the SW corner.

Erosion control cloth was being used on the sandy banks of the cut along the S side.

View from S side looking E.

Only two minor problem areas: One was the NE corner, where a little sediment was getting into a clogged filter.

Grant Pokos said the filter belonged to University Av reconstruction.


The only other problem: The gravel pad on the S side (left) was too short.  But the pad on the N side was the proper length.













Kudos to those responsible:

Permit authority: Tim Troester, City of Madison, (608) 267-1995, ttroester@cityofmadison.com
Permittee: Target Corporation, Marc Steadman, PO Box 1173, Minneapolis MN 55440, 612-761-1518, stormwater@target.com
Stormwater consultant and site inspector: Grant Pokos, JSD Professional Services, 608-848-5060
Contractor: Ryan Companies, Ben Wise-Field Engineer, 612-492-4449 office, 612-554-6748 cell

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