Organization
- Select a Lab -
CT D08 - Fontana Southern Regional Laboratory (11577 samples, 39051 tests)
CT HQ - Sacramento Structural Materials Testing Laboratory (10092 samples, 76640 tests)
CT HQ - Sacramento Asphalt Binder Laboratory (8183 samples, 21223 tests)
CT HQ - Sacramento Concrete Testing Laboratory (6883 samples, 10249 tests)
CT D08 - Fontana Field Testing Laboratory (4813 samples, 13666 tests)
CT D07 - Materials Field Laboratory, Unit 1953 (4658 samples, 8381 tests)
CT D06 - Bakersfield Field Laboratory (4326 samples, 8734 tests)
Alta Vista Solutions - Whittier (4125 samples, 7891 tests)
CT D08 - Barstow Field Laboratory 1 (3490 samples, 6420 tests)
CT D04 - Concord Field Laboratory (3082 samples, 5577 tests)
CT D09 - Bishop Field Laboratory (2942 samples, 6237 tests)
CT D02 - Redding Northern Regional Laboratory (2568 samples, 7790 tests)
CT D07 - Plant Services (2415 samples, 6910 tests)
CT D06 - Millbrook Field Laboratory (2405 samples, 3945 tests)
CT D05 - Whitley Gardens Field Laboratory (2008 samples, 3591 tests)
CT HQ - Sacramento Aggregate Testing Laboratory (1751 samples, 3508 tests)
CT D05 - Carpinteria Field Laboratory (1611 samples, 4910 tests)
CT D11 - District 11 Materials Laboratory (1555 samples, 6418 tests)
CT D03 - Olivehurst Northern Regional Laboratory (1243 samples, 3881 tests)
Kleinfelder, Incorporated - Los Angeles (1228 samples, 2213 tests)
CT D04 - Hayward Field Laboratory (1209 samples, 2586 tests)
CT D04 - Petaluma Field Laboratory (1000 samples, 2240 tests)
CT D04 - Richmond Field Laboratory (985 samples, 1613 tests)
CT HQ - Sacramento Chemistry Laboratory (917 samples, 1507 tests)
CT D08 - Blythe Field Testing Laboratory (884 samples, 1791 tests)
CT D04 - Pleasanton Field Laboratory (858 samples, 2718 tests)
CT D06 - Visalia Field Laboratory (823 samples, 1637 tests)
CT HQ - Sacramento Cement Testing Laboratory (767 samples, 3748 tests)
CT D04 - San Jose Construction Field Laboratory (645 samples, 1103 tests)
CT D12 - Huntington Beach Field Laboratory (636 samples, 1270 tests)
CT HQ - Sacramento Hot Mix Asphalt Laboratory (561 samples, 1485 tests)
CT D03 - Rocklin Construction Field Office (412 samples, 1624 tests)
CT HQ - FFS - Skid Testing (378 samples, 1256 tests)
CT D05 - San Luis Obispo District Laboratory (360 samples, 899 tests)
CT D10 - District 10 Materials Laboratory (346 samples, 677 tests)
CT D05 - Big Sur Field Laboratory (331 samples, 579 tests)
CT HQ - Vallejo Field Laboratory (319 samples, 389 tests)
CT D05 - Santa Maria Field Laboratory (277 samples, 618 tests)
CT D01 - District 1 Materials Laboratory (239 samples, 586 tests)
CT D04 - Hayward DME / District Laboratory (217 samples, 897 tests)
CT HQ - Sacramento Materials Management Branch Field Office (176 samples, 393 tests)
CT D04 - Fairfield Construction Field Office 59-545 (173 samples, 340 tests)
CT D01 - Crescent City Field Laboratory (133 samples, 243 tests)
Atlas - Oakland (119 samples, 813 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)
Phoenix National Lab (92 samples, 634 tests)
Atlas - Denver (91 samples, 609 tests)
CT SC - 3672 - Novato Field Office (82 samples, 164 tests)
CT D05 - Paso Robles Field Laboratory (71 samples, 88 tests)
Twining, Incorporated - Sacramento (67 samples, 167 tests)
WSP USA - San Diego (59 samples, 127 tests)
CT D03 - Sacramento Sanders Structures Construction Field Office (55 samples, 151 tests)
Kleinfelder - Hayward (52 samples, 62 tests)
CT SC - 3672 - Petaluma (50 samples, 103 tests)
CT SC - 3672 - Santa Rosa (49 samples, 73 tests)
Quality Assurance Engineering, Inc dba Consolidated Engineering Laboratories (42 samples, 50 tests)
Future Labs, LLC (38 samples, 152 tests)
CT D08 - Hesperia Field Testing Laboratory (36 samples, 65 tests)
CT D10 - Turlock Structures Construction Field Office (34 samples, 59 tests)
Kleinfelder - Rancho Cordova (30 samples, 120 tests)
Kleinfelder, Incorporated - Sacramento (29 samples, 44 tests)
CT D01 - Fortuna Field Laboratory (28 samples, 68 tests)
CT HQ - FFS - Corrosion Laboratory (28 samples, 41 tests)
CT HQ - QASI Los Angeles Field Office (27 samples, 86 tests)
WSP USA - Phoenix (27 samples, 204 tests)
CT SC - 3668 - Mira Mesa (26 samples, 26 tests)
WJE (25 samples, 43 tests)
CT - Unassigned/General Field Laboratory (22 samples, 50 tests)
ABT Group (20 samples, 130 tests)
Twining, Incorporated - San Bernardino (19 samples, 20 tests)
CT D05 - Prunedale Field Laboratory (17 samples, 45 tests)
CT HQ - QASI Bay Area Field Office (16 samples, 25 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 (10 samples, 24 tests)
CT SC - 3665 - Shingle Springs (8 samples, 22 tests)
CT HQ - QASI Sacramento Field Office (7 samples, 12 tests)
CT SC - 3675 - Fresno 2 (7 samples, 25 tests)
Atlas - Texas (6 samples, 41 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 D02 - Red Bluff Field Laboratory (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 D04 - San Mateo Construction (2 samples, 2 tests)
CT D05 - Buellton Field Laboratory (2 samples, 2 tests)
CT D05 - Santa Cruz Field Laboratory (2 samples, 2 tests)
CT D06 - Materials Laboratory (2 samples, 5 tests)
CT D10 - Stockton Field Laboratory (2 samples, 7 tests)
CT SC - 3675 - Monterey, Santa Cruz, San Benito (2 samples, 3 tests)
Caltrans IA (2 samples, 3 tests)
METS - DEMO (2 samples, 2 tests)
Smith-Emery Laboratories - Anaheim (2 samples, 2 tests)
CT D01 - Fort Bragg Field Laboratory (1 samples, 1 tests)
CT D02 - Redding 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)