Organization
- Select a Lab -
CT D08 - Fontana Southern Regional Laboratory (9955 samples, 32383 tests)
CT HQ - Sacramento Structural Materials Testing Laboratory (9090 samples, 69586 tests)
CT HQ - Sacramento Asphalt Binder Laboratory (6840 samples, 18919 tests)
CT HQ - Sacramento Concrete Testing Laboratory (6814 samples, 9975 tests)
CT D08 - Fontana Field Testing Laboratory (3570 samples, 10303 tests)
CT D07 - Materials Field Laboratory, Unit 1953 (3108 samples, 5652 tests)
CT D08 - Barstow Field Laboratory 1 (3105 samples, 5048 tests)
CT D06 - Bakersfield Field Laboratory (2945 samples, 5912 tests)
CT D07 - Plant Services (2246 samples, 6381 tests)
Alta Vista Solutions - Whittier (2063 samples, 3855 tests)
CT D02 - Redding Northern Regional Laboratory (2005 samples, 6115 tests)
CT D04 - Concord Field Laboratory (1962 samples, 3531 tests)
CT D06 - Millbrook Field Laboratory (1915 samples, 3126 tests)
CT D09 - Bishop Field Laboratory (1864 samples, 3937 tests)
CT HQ - Sacramento Aggregate Testing Laboratory (1524 samples, 2965 tests)
CT D05 - Whitley Gardens Field Laboratory (1268 samples, 1437 tests)
CT D05 - Carpinteria Field Laboratory (1111 samples, 3009 tests)
CT D04 - Hayward Field Laboratory (970 samples, 2064 tests)
CT HQ - Sacramento Chemistry Laboratory (895 samples, 1456 tests)
CT D08 - Blythe Field Testing Laboratory (884 samples, 1791 tests)
CT D03 - Olivehurst Northern Regional Laboratory (833 samples, 2825 tests)
CT HQ - Sacramento Hot Mix Asphalt Laboratory (682 samples, 1785 tests)
CT HQ - Sacramento Cement Testing Laboratory (678 samples, 3421 tests)
CT D11 - District 11 Materials Laboratory (652 samples, 2810 tests)
CT D04 - Richmond Field Laboratory (603 samples, 997 tests)
CT D04 - Pleasanton Field Laboratory (547 samples, 1970 tests)
CT D06 - Visalia Field Laboratory (433 samples, 853 tests)
CT D04 - Petaluma Field Laboratory (432 samples, 928 tests)
CT D12 - Huntington Beach Field Laboratory (430 samples, 838 tests)
CT D05 - San Luis Obispo District Laboratory (348 samples, 872 tests)
CT D05 - Big Sur Field Laboratory (331 samples, 579 tests)
CT D10 - District 10 Materials Laboratory (305 samples, 592 tests)
CT HQ - FFS - Skid Testing (299 samples, 1027 tests)
CT D05 - Santa Maria Field Laboratory (223 samples, 438 tests)
CT D01 - District 1 Materials Laboratory (190 samples, 480 tests)
CT D04 - San Jose Construction Field Laboratory (177 samples, 358 tests)
CT HQ - Sacramento Materials Management Branch Field Office (166 samples, 366 tests)
CT HQ - QASI Bay Area Field Office (141 samples, 155 tests)
CT D04 - Fairfield Construction Field Office 59-545 (134 samples, 259 tests)
CT D05 - Monterey Construction Field Laboratory (116 samples, 191 tests)
CT D03 - Chico Field Laboratory (108 samples, 130 tests)
CT HQ - QAM Sacramento Field Laboratory (97 samples, 228 tests)
Twining, Incorporated - Sacramento (67 samples, 167 tests)
CT D05 - Paso Robles Field Laboratory (62 samples, 71 tests)
CT SC - 3672 - Novato Field Office (61 samples, 122 tests)
WSP Environment & Infrastructure, Inc. (57 samples, 120 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 HQ - Vallejo Field Laboratory (41 samples, 45 tests)
CT D08 - Hesperia Field Testing Laboratory (36 samples, 65 tests)
CT D10 - Turlock Structures Construction Field Office (34 samples, 59 tests)
CT SC - 3672 - Santa Rosa (33 samples, 42 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 D04 - Hayward Field Laboratory - Deactivated (13 samples, 24 tests)
CT D01 - Redwood Valley Field Laboratory (8 samples, 18 tests)
CT SC - 3675 - Fresno 2 (7 samples, 25 tests)
CT D06 - Fresno Field Laboratory (5 samples, 13 tests)
CT D07 - Santa Fe Springs Field Laboratory (5 samples, 8 tests)
CT HQ - QASI Sacramento Field Office (4 samples, 9 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 SRL (2 samples, 2 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)