(IDAHO POWER) This phase of the project includes striping of topsoil within the area to receive new fill. Additional excavation will occur in areas in order to meet the proposed finish grade with the addition of 32 inch thick gravel section. Construction of a infiltration basin in the northwest corner of the site to infiltrate site runoff. A swale along the north side of the site to collect and convey runoff to the infiltration basin. A infiltration swale on the west side of the site to collect runoff from the training area to convey the runoff to the infiltration basin.