Precast Facility
Littlerock, CA

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.