Site work and environmental remediation for a development in Leighton, Iowa. Completed plans call for environmental remediation for a development.

Reclamation of the Memmelaar West AML site including impoundment discharge, clearing, grubbing, excavation, pipe installation, terrace construction, riprap placement, installation of tied concrete block mat, fencing, sediment and erosion control, and permanent seeding. The project is the reclamation of the Memmelaar West AML site in Mahaska County, Iowa. The site is located approximately 1.5 miles southeast of Leighton on Elba Avenue, approximately 3/4 mile south of 220th Street, and approximately 1/2 mile north of 235th Street. The site is one project, but it is comprised of two separate work areas situated closely together. In general, the work includes, but is not limited to: impoundment discharge, clearing, grubbing, excavation, pipe installation, sediment and erosion control, and permanent seeding. Bid quantities include but are not limited to 16.7 acres of clearing and site preparation; 87,400 cubic yards of excavation; 12,000 cubic yards of muck excavation; 3,755 lineal feet of terrace construction; 105 tons of Class E riprap; 2,880 square feet of Tied Concrete Block mat; 1,544 lineal feet of fence; and 15.8 acres of permanent upland pasture seeding Project Description and Location Memmelaar West AML Reclamation Project Southwest 1/4 of Section 1 , Township 75 North, Range 17 West Mahaska County, Iowa Bonds: 10% Bid Bond. Question Deadline 08/06/2026 Questions concerning the Plans and Construction Specifications should be addressed to Wallace Greenlees, P.E., 515-669-9177. All other questions concerning other Contract Documents should be addressed to Angie Sebastian, Project Coordinator, 515-822-1538. The anticipated cost of construction to reclaim the site is expected to range from $450,000 to $570,000. *The value for this project is based on a financial range. The value is listed as the highest possible cost from the range provided by a stakeholder or official project document. Award is subject to final approval.