Organization
- Select a Lab -
CT D08 - Fontana Southern Regional Laboratory (10161 samples, 33436 tests)
CT HQ - Sacramento Structural Materials Testing Laboratory (9362 samples, 71875 tests)
CT HQ - Sacramento Asphalt Binder Laboratory (7079 samples, 20100 tests)
CT HQ - Sacramento Concrete Testing Laboratory (6827 samples, 10013 tests)
CT D08 - Fontana Field Testing Laboratory (3755 samples, 10790 tests)
CT D07 - Materials Field Laboratory, Unit 1953 (3379 samples, 6149 tests)
CT D08 - Barstow Field Laboratory 1 (3124 samples, 5100 tests)
CT D06 - Bakersfield Field Laboratory (3059 samples, 6125 tests)
Alta Vista Solutions - Whittier (2483 samples, 4587 tests)
CT D07 - Plant Services (2333 samples, 6657 tests)
CT D02 - Redding Northern Regional Laboratory (2124 samples, 6440 tests)
CT D04 - Concord Field Laboratory (2018 samples, 3636 tests)
CT D06 - Millbrook Field Laboratory (1987 samples, 3240 tests)
CT D09 - Bishop Field Laboratory (1887 samples, 3999 tests)
CT HQ - Sacramento Aggregate Testing Laboratory (1686 samples, 3379 tests)
CT D05 - Whitley Gardens Field Laboratory (1409 samples, 1860 tests)
CT D05 - Carpinteria Field Laboratory (1163 samples, 3172 tests)
CT D04 - Hayward Field Laboratory (1062 samples, 2296 tests)
CT D03 - Olivehurst Northern Regional Laboratory (896 samples, 2972 tests)
CT HQ - Sacramento Chemistry Laboratory (895 samples, 1456 tests)
CT D08 - Blythe Field Testing Laboratory (884 samples, 1791 tests)
CT D11 - District 11 Materials Laboratory (829 samples, 3540 tests)
CT D04 - Petaluma Field Laboratory (685 samples, 1537 tests)
CT HQ - Sacramento Cement Testing Laboratory (682 samples, 3445 tests)
CT D04 - Pleasanton Field Laboratory (613 samples, 2138 tests)
CT D04 - Richmond Field Laboratory (610 samples, 1015 tests)
CT D06 - Visalia Field Laboratory (582 samples, 1124 tests)
CT HQ - Sacramento Hot Mix Asphalt Laboratory (557 samples, 1474 tests)
CT D12 - Huntington Beach Field Laboratory (464 samples, 894 tests)
CT D05 - San Luis Obispo District Laboratory (349 samples, 873 tests)
CT D05 - Big Sur Field Laboratory (331 samples, 579 tests)
CT HQ - FFS - Skid Testing (316 samples, 1114 tests)
CT D10 - District 10 Materials Laboratory (305 samples, 592 tests)
CT D04 - San Jose Construction Field Laboratory (248 samples, 502 tests)
CT D05 - Santa Maria Field Laboratory (223 samples, 438 tests)
CT HQ - Vallejo Field Laboratory (223 samples, 239 tests)
CT D01 - District 1 Materials Laboratory (215 samples, 529 tests)
CT HQ - Sacramento Materials Management Branch Field Office (167 samples, 374 tests)
CT D04 - Fairfield Construction Field Office 59-545 (135 samples, 261 tests)
CT D05 - Monterey Construction Field Laboratory (116 samples, 191 tests)
CT D03 - Chico Field Laboratory (111 samples, 133 tests)
CT HQ - QAM Sacramento Field Laboratory (97 samples, 228 tests)
CT SC - 3672 - Novato Field Office (69 samples, 138 tests)
Twining, Incorporated - Sacramento (67 samples, 167 tests)
CT D05 - Paso Robles Field Laboratory (66 samples, 77 tests)
WSP USA - San Diego (58 samples, 121 tests)
CT D03 - Sacramento Sanders Structures Construction Field Office (55 samples, 151 tests)
CT D04 - Hayward DME / District Laboratory (53 samples, 283 tests)
CT SC - 3672 - Petaluma (46 samples, 94 tests)
CT D01 - Crescent City Field Laboratory (41 samples, 68 tests)
CT SC - 3672 - Santa Rosa (37 samples, 49 tests)
CT D08 - Hesperia Field Testing Laboratory (36 samples, 65 tests)
CT D10 - Turlock Structures Construction Field Office (34 samples, 59 tests)
CT D01 - Fortuna Field Laboratory (28 samples, 68 tests)
CT HQ - FFS - Corrosion Laboratory (28 samples, 41 tests)
CT SC - 3668 - Mira Mesa (26 samples, 26 tests)
CT - Unassigned/General Field Laboratory (22 samples, 50 tests)
Twining, Incorporated - San Bernardino (19 samples, 20 tests)
CT D05 - Prunedale Field Laboratory (17 samples, 45 tests)
CT SC - 3674 - San Jose (16 samples, 16 tests)
CT HQ - QASI Bay Area Field Office (15 samples, 24 tests)
CT D04 - Hayward Field Laboratory - Deactivated (13 samples, 24 tests)
CT D01 - Redwood Valley Field Laboratory (10 samples, 24 tests)
CT SC - 3675 - Fresno 2 (7 samples, 25 tests)
Atlas - Texas (6 samples, 41 tests)
CT HQ - QASI Sacramento Field Office (6 samples, 11 tests)
WSP USA - Phoenix (6 samples, 49 tests)
CT D06 - Fresno Field Laboratory (5 samples, 13 tests)
CT D07 - Santa Fe Springs Field Laboratory (5 samples, 8 tests)
CT METS QASI - Los Angeles Design Build Field Laboratory (4 samples, 4 tests)
CT D01 - Boyd Road Field Laboratory (3 samples, 5 tests)
CT HQ - QASI Los Angeles Field Office (3 samples, 3 tests)
CT SC - 3667 - Redwood Valley/Fort Bragg (3 samples, 3 tests)
CT D02 - Mount Shasta Field Laboratory (2 samples, 3 tests)
CT D02 - Yreka Field Laboratory (2 samples, 2 tests)
CT D10 - Stockton Field Laboratory (2 samples, 7 tests)
CT SC - 3665 - Shingle Springs (2 samples, 4 tests)
CT SC - 3675 - Monterey, Santa Cruz, San Benito (2 samples, 3 tests)
METS - DEMO (2 samples, 2 tests)
Smith-Emery Laboratories - Anaheim (2 samples, 2 tests)
Atlas - Denver (1 samples, 1 tests)
CT D01 - Fort Bragg Field Laboratory (1 samples, 1 tests)
CT D03 - Rocklin Construction Field Office (1 samples, 4 tests)
CT D05 - Santa Cruz Field Laboratory (1 samples, 1 tests)
CT D11 - South County/Trade Corridor Field Office (1 samples, 1 tests)
CT SC - 3667 - Crescent City (1 samples, 4 tests)
CT SC - 3671 - Downey Field Office (1 samples, 1 tests)
Caltrans IA (1 samples, 2 tests)