Profile: Metal Culverts, Inc. is a full line manufacturer of galvanized metal pipe and accessories. We produce helical loc-seam & annular riveted corrugated metal pipe in a 2-2/3" x 1/2" and 3" x 1" corrugations in a range of sizes from 12" through 120" diameter. We have in-house capabilities for special fabrication of beveled end treatments, pond structures, elbows, tees, storm water retention/detention structures, slotted drain, diaphragms and connecting bands. Our drainage products include metal end sections, structural plate, underdrain, erosion control fabrics and related highway products.