1. Ripping. Ripping to a minimum depth of 24" with a spacing of approximately 18". Multiple passes may be required to reach the minimum depth and the unit rate for this work will be per pass per acre. The Provider will be required to supply all equipment, labor, fuel, and other appurtenances necessary to complete this work. 2. Heavy Disc. A heavy disc pass may be required to breakup weeds or soil clods generated by the ripping effort. A minimum disc size of 28" will be required for this effort. The unit rate for this work will be per pass per acre. The Provider will be required to supply all equipment, labor, fuel, and other appurtenances necessary to complete this work. 3. Finish Disc. A finish disc, stubble disc, optimizer, or similar device may be used to prepare the seed bed. The unit rate for this work will be per pass per acre. The Provider will be required to supply all equipment, labor, fuel, and other appurtenances necessary to complete this work. 4. Land Plane. As necessary to prepare for the check borders, the border sites will be planed prior to the border shaping. The Provider will be required to supply all equipment, labor, fuel, and other appurtenances necessary to complete this work.