Tetra Tech is a pioneer in ASME Code stamped pressure vessel and spent nuclear fuel transportation and storage containment design. We have wide-ranging design capabilities and are one of the few firms in the world to hold both N and N3 certificates.
About TtEC 
Tetra Tech is a pioneer in ASME Code stamped pressure vessel and spent nuclear fuel transportation and storage containment design. We have wide-ranging design capabilities and are one of the few firms in the world to hold both N and N3 certificates.