Y--Installation of Government furnished riprap against the left tailrace wall below the Gavins Point Powerplant

Left Tailrace Wall Rip Rap - Construction Gavins Point Project, Yankton, South Dakota The Left Tailrace Wall Rip Rap Construction Project, Yankton, South Dakota has a projected project cost of between $100,000 and $250,000. The principle construction tasks consist of installing Government furnished riprap against the left Tailrace wall below the Gavins Point Powerplant to protect the foundation of the wall. Riprap will be required to be hauled from the riprap storage location at the north end of the dam to the staging area. Riprap placement will be required to be performed from the river utilizing a tug and barge or other appropriate water based operation or as approved by the Contracting Officers Representative. All stone for riprap protection is Government furnished and is durable Sioux Quartzite quarried rock. All work including cleanup of the staging area will be accomplished by the end of 2011. Seeding of the staging area may be completed in the spring. Zebra Mussel inspection is required prior to equipment entering the Missouri National Recreational River. This is an attempt to perform market research under North American Industrial Classification System (NAICS) code 237990. Interested firms with the ability to perform these services may submit a brief statement verifying that they can perform the services stated above by close of business November 5, 2010 to Brandy R. Eaves at contact@example.gov.