Smith-Midland's SoftSound(R) Selected for North Carolina Complete 540 Project ELEMENT-- Back to the Newsroom Smith-Midland's SoftSound(R) Selected for North Carolina Complete 540 Project MIDLAND, VA / ACCESS Newswire/ March 24, 2026 / Smith-Midland Corporation (NASDAQ:SMID), a leading producer of innovative precast concrete products for infrastructure, transportation, and building construction, has been selected to supply $5.4 million in precast concrete noise wall systems for the Complete 540-Triangle Expr ...