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Registers collected 2026-08-22.See collection dates

ASTM D6938 Accredited Testing Labs Worldwide

16 accredited laboratories in 2 countries hold ASTM D6938 in their ISO/IEC 17025 scope. Primary accreditors include American Association for Laboratory Accreditation. In the register, ASTM D6938 scope entries most often cover Air Content, Moisture-Density Relations, Water Content in Concrete, Soil, Steel.

Total labs
16
Countries
2
Top matrix
Concrete
5 labs

Available in 2 Countries

Top matrices for ASTM D6938

Top analytes for ASTM D6938

  • Air Content (2)
  • Moisture-Density Relations (2)
  • Water Content (2)
  • Flash Point (1)
  • Water (Moisture) Content (1)
  • Particle Size Distribution (1)
  • Thickness (1)
  • Carbonate Content (1)

Sample labs

Geotest Engineering
Houston, TX, US

ASTM D6938 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7928 Standard Test Method for Particle- Sedimentation (Hydrometer) Analysis Size Distribution (Gradation) of Fine-Grained S

GeoTesting Express
Acton, MA, US

ASTM D6938 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7181 Consolidated Drained Triaxial Compression Test for Soils ASTM D7263 Laboratory Determination of Density (Unit Weight)

Terradyne Engineering
Houston, TX, US

ASTM D6938 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) * This laboratory performs field testing activities for these tests.

Geotech Engineering and Testing, LTD dba Geotech Engineering and Testing
Humble, TX, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7928 Particle-Size Distribution (Gradation) of Fine-Grained Soils Using the Sedimentation (Hydrometer) Analysis 1 Th

HTS, Inc. Consultants
Houston, TX, US

ASTM D6938 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)

Professional Service Industries
Tukwila, WA, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) Steel (Shop & Field)1: AWS D1.1 Clause 6 (A, B, C, D), Clause 7 Inspection, Fabrication, Erection AWS D1.3 Clause 6 (A, B

UES PROFESSIONAL SOLUTIONS 44
Houston, TX, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7928 Particle-Size Distribution (Gradation) of Fine-Grained Soils Using the Sedimentation (Hydrometer) Analysis 1 This

Fenagh Engineering and Testing
Kent, WA, US

ASTM D6938* In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) Bituminous: ASTM D6307 Asphalt Content by Ignition ASTM D5444 Mechanical Size Analysis of Extracted Aggregate ASTM D979* Samp

Megan, LLC dba Fairfield
Bridgeport, CT, US

ASTM D6938* In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) * This laboratory performs field testing activities for these tests.

Doha Technical
Mesaieed, QA

ASTM D6938 Test Method for Laboratory Determination of Density (Unit Weight) of Soil Specimens ASTM D7263 Test Method for Particle Size Distribution (Gradation) of Fine- Grained Soils Using the Sedimentation (Hydrometer) Analysis ASTM

TGI Geotechnics Inc. dba TGI Engineering & Consulting
Suite U Houston, TX, US

ASTM D6938 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7263 Laboratory Determination of Density and Unit Weight of Soil Specimens ASTM D7928 Particle-Size Distribution (Gradatio

Eustis Engineering
Houston, TX, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) 1This laboratory performs field testing activities for these tests.

Tolunay-Wong Engineers
Corpus Christi, TX, US

ASTM D6938* In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) * This laboratory performs field testing activities for these tests.

Ninyo & Moore Geotechnical & Environmental Sciences Consultants
Houston, TX, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7928 Particle-Size Distribution (Gradation) of Fine-Grained Soils Using the Sedimentation (Hydrometer) Analysis 1 This l

Mayes Testing Engineers, Inc., A Terracon Company
Lynnwood, WA, US

ASTM D69381 In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) Steel (Shop & Field) 1: AWS D1.1 Structural Welding Code – Steel (Clause 8, Inspection) AWS D1.3 Structural Welding Code –

QUARTET ENGINEERS CORPORATION
Houston, TX, US

ASTM D6938* In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) ASTM D7928 Particle-Size Distribution (Gradation) of Fine-Grained Soils Using the Sedimentation (Hydrometer) Analysis * This