Halff Associates Inc., Richardson, Texas, was awarded a $10,846,316 firm-fixed-price contract for remedial design of the Sandoval Zinc Co. Superfund Site. Bids were solicited via the internet with one received. Work locations and funding will be determined with each order, with an estimated completion date of Sept. 2, 2027. U.S. Army Corps of Engineers, St. Louis, Missouri, is the contracting activity (W912P9-24-F-0038).