Construction services for Nutrient Reduction Wetland BRE921419C. In general, the work involves, but is not limited to, selective clearing, excavation, grading, steel sheet pile weir construction, tile installation, CMP water control structure, and seeding. This project includes around 22,550 cubic yards of earthwork, 1100 square feet of sheet pile, 2400 linear feet of tile installation, 655 tons of riprap, 138 cubic yards of grout, and 12.3 acres of seeding. The estimated construction cost range for this project is $280,000 to $330,000. In order to receive meeting minutes, addenda and an updated plan holders list, interested parties must make a request to be added to the plan holders list by telephone: (515) 725-4119, or by e-mail: