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Registers collected 2026-08-04 to 2026-08-05.See collection dates

ASTM C1231 Accredited Testing Labs Worldwide

20 accredited laboratories in 2 countries hold ASTM C1231 in their ISO/IEC 17025 scope. Primary accreditors include American Association for Laboratory Accreditation. In the register, ASTM C1231 scope entries most often cover Compressive Strength, Air Content, Density in Concrete, Aggregates, Drinking water.

Total labs
20
Countries
2
Top matrix
Concrete
17 labs

Available in 2 Countries

Top matrices for ASTM C1231

Top analytes for ASTM C1231

  • Compressive Strength (5)
  • Air Content (4)
  • Density (3)
  • Slump (2)
  • Air Voids (1)
  • Solids (1)
  • Temperature (1)

Sample labs

Terradyne Engineering
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Soils: ASTM D558 Moisture-Density (Unit Weight) Relations of Soil-Cement Mixtures ASTM D698 Laboratory Compaction Characterist

The Murillo Company
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Soils: ASTM D558 Moisture-Density (Unit Weight) Relations of Soil-Cement Mixtures ASTM D698 Laboratory Compaction Characteristics

HTS, Inc. Consultants
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Tex-407-A Sampling Freshly Mixed Concrete Tex-414-A1 Air Content of Freshly Mixed Concrete by the Volumetric Method Tex-415-A1 Slum

Materials Testing & Consulting
Olympia, WA, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders ASTM F18691 Measuring Moisture Vapor Emission Rate of Concrete Subfloor Using Anhydrous Calcium Chloride Fireproofing: ASTM E6

IP Concrete Testing and Inspection
Ozone Park, NY, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Masonry: ASTM C109/C109M Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube

Professional Service Industries
Tukwila, WA, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Fireproofing: ASTM E6051 Thickness and Density of Sprayed Fire-Resistive Material (SFRM) Applied to Structural Members ASTM

UES PROFESSIONAL SOLUTIONS 44
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Asphalt Tex-207-F (parts 1, 3 & 4)1 Determining Density of Compacted Bituminous Mixtures ASTM D

Fenagh Engineering and Testing
Kent, WA, US

ASTM C1231 Use of Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders

Fenagh
Round Rock, TX, US

ASTM C1231 (700 psi and below) Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders AASHTO M201 Specification for Mixing Rooms, Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the Test

Megan, LLC dba Fairfield
Bridgeport, CT, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Soils: ASTM D698 Laboratory Compaction Characteristics of Soil Using Standard Effort ASTM D1140 Determining the Amount of Mater

Associated Testing Laboratories, Inc.
Sugar Land, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Tex-407-A1 Sampling Freshly Mixed Concrete Tex-423-A Determining Pavement Thickness by Direct Measurement Tex-414-A1 Air Content of Freshly Mixed Concr

Doha Technical
Mesaieed, QA

ASTM C1231/C1231M Test Method for Self-Compacting Concrete by Slump Flow Test ASTM C1611 Passing Ability for Self-Consolidating Concrete by J-Ring ASTM C1621 Testing Concrete - Method for Determination of Water Absorption BS 1881-122 Co

Earth Engineering
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Masonry: ASTM C7801 (Annex 6 Only) Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry

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

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders

Otto Rosenau & Associates
Seattle, WA, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders ASTM C1611/1611M Slump Flow of Self-Consolidating Concrete ASTM C1758/C1758M Fabricating Test Specimens with Self-Consolidating Conc

HRF Services
Store Front Hewlett, NY, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders ASTM C1542 Standard Test Method for Measuring Length of Concrete Cores 1 This laboratory performs field testing activities for t

Braun Intertec Corporation
Bloomington, MN, US

ASTM C1231/C1231M Unbonded Ca ps in Determination of Compressive Strength of Hardened Concrete Cylinders Soils: ASTM D558/D558M Moisture-Densit y (Unit Weight) Relations of Soil-Cement Mixtures ASTM D698 Laboratory Compaction Char

Eustis Engineering
Houston, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Soils: ASTM D698 Laboratory Compaction Characteristics of Soil Using Standard Effort ASTM D1140 Determining the Amount of Mate

Tolunay-Wong Engineers
Corpus Christi, TX, US

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Tex-407-A Sampling Freshly Mixed Concrete Tex-414-A Air Content of Freshly Mixed Concrete by the Volumetric Method Tex-415-A Slump

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

ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders Masonry: ASTM C780 (Annex A.6) Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry ASTM C