Officials representing the tri-county area sign a beam that will be part of the new Tri Tech USA, Inc. construction taking place at the Pickens County Commerce Park. Participants in the Friday ceremony included, from left, U.S. Rep. Gresham Barrett, State Sen. Larry Martin, of Pickens; Joe and Linda Bacigalupo, owners of Tri Tech USA, Inc.; Ronnie Booth, president of Tri-County Technical College; State Rep. B.R. Skelton, of Clemson; and John Sparks, a member of the Alliance Pickens board.