ESH Helicopter Aerial Herbicide Spraying

The Contractor shall provide all labor, tools, transportation, materials, and equipment necessary to control vegetation on sandbars as outlined in Part 5.0 Specific Tasks and described here in the PWS. Services include spraying all vegetation with specified aquatic-labeled herbicides via helicopter at designated sandbars without damaging non-target areas. A map and shapefile delineating spray sites will be provided to the contractor prior to performing work. The contractor will follow all label instructions for mixing and applying all herbicides (including the addition of any adjuvants). All spray equipment shall be properly calibrated prior to spraying. All vegetation control operations shall be conducted in a safe and professional manner. Work associated with this contract may be issued for locations within the states of North Dakota, South Dakota and Nebraska, on the Missouri River. Period of Performance for spraying operations will occur between 15 August 2023 through 15 November 2023. Actual dates are dependent on threatened birds using the areas as well as frost/freeze dates or short photoperiods that cause vegetation to stop growing for the season. In general, the desired dates will be August 21st through October 1st for North Dakota and September 6th through October 1st for South Dakota/Nebraska.