Authorized Laboratory List
Authorized Laboratories for Testing Reinforcing Steel Splices
Per Section 52 "Reinforcement" of the California Department of Transportation (the Department) Standard Specifications, testing on prequalification and production sample splices on reinforcing steel shall be performed at a laboratory selected from the Department's Authorized Laboratory List. The Structural Materials Testing Branch from the Office of Central Laboratories is responsible for this list. Please follow the steps outlined in the Authorized Laboratory Qualification Requirements document to submit a request to be included in the Department's Authorized Laboratory List. The document is found at this link: Authorized Laboratory Requirements for Testing Reinforcing Steel Splices (PDF)
Laboratory | Location | Contact | Conditional Approval Until | Fully Authorized Until |
---|---|---|---|---|
Achievement Engineering Corp | 2455 Autumnvale Drive, Unit E, San Jose, CA 95131 |
Arash Firouzjaei |
- | February 9, 2024 Meets Authorized Laboratory Requirements |
AESCO | 17782 Georgetown Lane Huntington Beach, CA 92647 |
Steve Crumb (714) 375-3830 |
- | July 1, 2024 Meets Authorized Laboratory Requirements |
Applied Materials & Engineering, Inc. | 980 41st Street Oakland, CA 94608 |
Mohammed Faiyaz (510) 420-8190 |
- | August 2, 2025 Meets Authorized Laboratory Requirements |
Atlas |
534 23rd Ave Oakland, CA 94606 |
Jim Powers (510) 436-7626 |
- | November 1, 2023 Meets Authorized Laboratory Requirements |
CTS Construction Testing Services, Inc. |
2118 Rheem Drive Pleasanton, CA 94588 |
James Peters, Laboratory Manager |
- | November 1, 2023 Meets Authorized Laboratory Requirements |
Group Delta Consultants, Inc. | 9245 Activity Road, Suite 103 San Diego, CA 92126 |
Jan Krehbiel (858) 536-1000 |
- | June 6, 2022 Meets Authorized Laboratory Requirements |
Kleinfelder | 9969 Horn Road Sacramento, CA 95827 |
Chris Pollack | - | August 8, 2024 Meets Authorized Laboratory Requirements |
MRT Mechanical Rebar Testing, Inc. |
355 S. Vasco Road Livermore, CA 94550 |
Tiffany Garland, President |
- | February 16, 2024 Meets Authorized Laboratory Requirements |
MTGL, Inc. | 6295 Ferris Square, Suite C San Diego, CA 92121 |
John Hutalla | - | May 17, 2025 Meets Authorized Laboratory Requirements |
RMA Group | 3150 Fitzgerald Road Rancho Cordova, CA 95742 |
Matt Hansen |
- | October 13, 2024 Meets Authorized Laboratory Requirements |
RMA Group | 12130 Santa Margarita Ct Rancho Cucamonga, CA 91730 |
Carl Bachler | - | September 25, 2023 Meets Authorized Laboratory Requirements |
Sequoia Consultants | 361 W. Grove Ave Orange, CA 92856 |
Pri Desilva, President |
- | May 12, 2025 Meets Authorized Laboratory Requirements |
SIT Southwest Inspection & Testing, Inc. |
441 Commercial Way La Habra, CA 90631 |
Errol Asayas, Laboratory Manager |
- | July 28, 2025 Meets Authorized Laboratory Requirements |
Smith-Emery Laboratory | 781 E. Washington Blvd Los Angeles, CA 90021 |
Janeth Quintero, Laboratory Director/QA Manager jquintero@smithemerylabs.com |
- | July 11, 2025 Meets Authorized Laboratory Requirements |
TEI Testing Engineers, Inc. |
2811 Teagarden Street San Leandro, CA 94577 |
Dan Watanabe, Quality Systems Manager |
- | November 8, 2024 Meets Authorized Laboratory Requirements |
Twining, Inc. | 3310 Airport Way Long Beach, CA 90806 |
Steve Crumb, Division Manager |
- | June 30, 2025 Meets Authorized Laboratory Requirements |
Wiss, Janney, Elstner Associates, Inc. (Couplers and headed bars) |
330 Pfingsten Road Northbrook, IL 60062 |
John Pearson | - | February 11, 2024 Meets Authorized Laboratory Requirements |
Authorized Laboratories to Perform Pre-Tensioning Calibrations
Per Section 50 "Prestressing Concrete" of the California Department of Transportation (the Department) Standard Specifications, pretensioning jacks shall be calibrated by an authorized laboratory.
Listed below are authorized laboratories to perform pretensioning calibrations. To be on this list, please refer to the Department's requirements, "Authorized Laboratory Qualification Requirements to Perform Pre-Tensioning Calibrations for the California Department of Transportation (Caltrans)". The document is found at the following link: Authorized Laboratory Qualification Requirements to Perform Pre-Tensioning Calibrations (PDF)
Laboratory | Location | Contact | Expiration Date |
---|---|---|---|
Pacific Calibration Services | 1925 Winchester Blvd, Suite 109 Campbell, CA 95008 |
(650) 591-2177 http://www.pacificcalibration.com/ |
April 21, 2025 |
Technical Associated Services | 7832 Franklin Drive Huntington Beach, CA 92648 |
(714) 841-0475 http://tascalibration.com/ |
March 31, 2023 |