Obtain taconite tailings from ore mined westerly of a northsouth line located east of Biwabik, Minnesota (R15WR16W) or from ore mined in southwestern Wisconsin. Recycled Asphalt Shingles (RAS) Provide recycled asphalt shingles manufactured from waste scrap asphalt shingles (MWSS) or from tearoff scrap asphalt shingles (TOSS).