TBI’s precast facility, which includes more than 30 acres of storage and production area, boasts the first double carrousel segment plant in the U.S. and an on-site twin mixer batch plant.
In support of projects such as the NOS-ECIS and NEIS Tunnels in Los Angeles, CA; the Arrowhead Tunnel in San Bernardino, CA; the Metro Red Line Tunnel in Los Angeles, CA; the San Vicente Pipeline Tunnel in San Diego, CA; and the Avenue 45 Tunnels, the Littlerock facility has produced more than 250,000 tunnel segments to date—36-plus miles of tunnel liner.