Organization
- Select a Lab -
CT D08 - Fontana Southern Regional Laboratory (12415 samples, 42466 tests)
CT HQ - Sacramento Structural Materials Testing Laboratory (10634 samples, 79275 tests)
CT HQ - Sacramento Asphalt Binder Laboratory (9337 samples, 22620 tests)
CT HQ - Sacramento Concrete Testing Laboratory (6906 samples, 10365 tests)
CT D08 - Fontana Field Testing Laboratory (5197 samples, 14443 tests)
CT D06 - Bakersfield Field Laboratory (5094 samples, 10324 tests)
CT D07 - Materials Field Laboratory, Unit 1953 (5053 samples, 8976 tests)
Alta Vista Solutions - Whittier (4609 samples, 9195 tests)
CT D08 - Barstow Field Laboratory 1 (3630 samples, 6744 tests)
CT D04 - Concord Field Laboratory (3613 samples, 7271 tests)
CT D09 - Bishop Field Laboratory (3585 samples, 7769 tests)
CT D02 - Redding Northern Regional Laboratory (2789 samples, 8580 tests)
CT D06 - Millbrook Field Laboratory (2765 samples, 4398 tests)
CT D07 - Plant Services, Unit 1841 (2573 samples, 7436 tests)
CT D11 - District 11 Materials Laboratory (2135 samples, 8423 tests)
CT D05 - Whitley Gardens Field Laboratory (2026 samples, 3633 tests)
CT D05 - Carpinteria Field Laboratory (1819 samples, 5725 tests)
CT HQ - Sacramento Aggregate Testing Laboratory (1755 samples, 3520 tests)
CT D03 - Olivehurst Northern Regional Laboratory (1590 samples, 4638 tests)
Kleinfelder, Incorporated - Los Angeles (1536 samples, 2562 tests)
CT D04 - Hayward Field Laboratory (1250 samples, 2688 tests)
CT D04 - Richmond Field Laboratory (1069 samples, 1921 tests)
CT D04 - Petaluma Field Laboratory (1012 samples, 2269 tests)
CT D04 - Pleasanton Field Laboratory (975 samples, 3157 tests)
CT HQ - Sacramento Chemistry Laboratory (923 samples, 1515 tests)
CT D08 - Blythe Field Testing Laboratory (884 samples, 1791 tests)
CT D06 - Visalia Field Laboratory (823 samples, 1637 tests)
CT HQ - Sacramento Cement Testing Laboratory (792 samples, 3828 tests)
CT D12 - Huntington Beach Field Laboratory (659 samples, 1295 tests)
CT D03 - Rocklin Construction Field Office (656 samples, 2687 tests)
CT D04 - San Jose Construction Field Laboratory (655 samples, 1118 tests)
CT HQ - Sacramento Hot Mix Asphalt Laboratory (569 samples, 1536 tests)
CT HQ - Vallejo Field Laboratory (444 samples, 582 tests)
CT HQ - FFS - Skid Testing (411 samples, 1334 tests)
CT D05 - San Luis Obispo District Laboratory (360 samples, 899 tests)
CT D10 - District 10 Materials Laboratory (347 samples, 679 tests)
CT D04 - Hayward DME / District Laboratory (344 samples, 1430 tests)
CT D05 - Big Sur Field Laboratory (331 samples, 579 tests)
CT D05 - Santa Maria Field Laboratory (277 samples, 618 tests)
CT D01 - District 1 Materials Laboratory (267 samples, 639 tests)
CT D01 - Crescent City Field Laboratory (220 samples, 369 tests)
CT D04 - Fairfield Construction Field Office 59-545 (188 samples, 370 tests)
CT HQ - Sacramento Materials Management Branch Field Office (176 samples, 393 tests)
CT D03 - Chico Field Laboratory (132 samples, 154 tests)
CT D05 - Paso Robles Field Laboratory (124 samples, 240 tests)
Atlas - Oakland (119 samples, 813 tests)
CT D05 - Monterey Construction Field Laboratory (117 samples, 196 tests)
CT HQ - QAM Sacramento Field Laboratory (97 samples, 228 tests)
Atlas - Denver (94 samples, 630 tests)
Phoenix National Lab (92 samples, 634 tests)
CT SC - 3672 - Novato Field Office (82 samples, 164 tests)
Twining, Incorporated - Sacramento (67 samples, 167 tests)
WSP USA - San Diego (60 samples, 128 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 (45 samples, 53 tests)
Future Labs, LLC (42 samples, 167 tests)
CT D08 - Hesperia Field Testing Laboratory (36 samples, 65 tests)
CT D10 - Turlock Structures Construction Field Office (34 samples, 59 tests)
CT D01 - Boyd Road Field Laboratory (30 samples, 47 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 D08 - SRL Specialty Testing Unit 4101 (10 samples, 11 tests)
CT SC - 3665 - Shingle Springs (10 samples, 31 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 D02 - Red Bluff Field Laboratory (4 samples, 4 tests)
CT METS QASI - Los Angeles Design Build Field Laboratory (4 samples, 4 tests)
CT D10 - Stockton Field Laboratory (3 samples, 8 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 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)