724-834-3551

Construction materials consultants, inc.

Serving the Industry through Testing, Investigation, Evaluation, & Research

being an astm accredited laboratory, cmc provides a large number of astm tests on construction materials 


techniques


  • Optical Microscopy
  • Fluorescent light Microscopy
  • Scanning electron microscopy and energy dispersive x-ray spectroscopy (SEM-EDS)
  • X-ray diffraction analyses (XRD)
  • Wet Chemical analyses (Gravimetric)
  • X-ray fluorescence (XRF)
  • Inductive-coupled Plasma Spectroscopy (ICP)
  • Chloride and Sulfate analyses
  • Permeability Evaluation
  • Fourier Transform Infrared Spectroscopy (FTIR)
  • Atomic Absorption Analyses (AAA)
  • Thermal Analyses (DTA, TGA, DSC)
  • Freeze-Thaw Durability Evaluation
  • Length change measurements
  • Compressive, tensile, and splitting tensile strength tests

testing (cont'd)


Gypsum & Lime Products

  • ASTM C 856               Petrographic Examination
  • Specific Tests:        Gypcrete and other gypsum underlayments, Gypsum Plaster, Wallboard
  • Chemical Analyses      Various ASTM Tests

 
Precast, Prestressed Concrete Products

  • ASTM C 1195             Absorption of Architectural Cast Stone
  • ASTM C 1194             Compressive Strength of Architectural Cast Stone
  • ASTM C 1152             Chloride analyses
  • ASTM C 856               Petrographic examination


Field Tests & Reconnaissance

  • ACI 201 Condition Survey & Sample Selections
  • ASTM D 4580, Delamination survey by sounding and selection of core locations
  • ASTM C 876, Half Cell Potential Survey
  • ASTM F 2170, Relative Humidity Profile
  • ASTM F 1869, Moisture Vapor Transmission Rate (Dome Test)

 
Specialty (Non-standard) Tests

  • Accelerated weathering
  • FTIR for detection of organic admixtures in concrete
  • Thermal analyses (DTA, TGA, DSC) for detection of concrete constituents
  • Materials Identification by SEM-EDS
  • Materials Identification by XRD
  • North Carolina Test for detection of corrosion inhibitor in concrete
  • NY City DOT freeze-thaw test
  • Petrographic examinations and XRD of fill material
  • Project-specific specialty tests


construction materials testing


Concrete, Mortar, and Grout

  • ASTM C 856             Petrographic Examination of Hardened Concrete
  • ASTM C 457             Air-void Analyses
  • ASTM C 1152           Acid-soluble Chloride Analyses
  • ASTM C 1218           Water-soluble Chloride Analyses
  • ASTM C 1084           Cement Content Analyses
  • ASTM C 157             Length Change Analyses
  • ASTM C 1105           Alkali-Carbonate reactivity of hardened concrete
  • ASTM C 666             Freeze-Thaw Durability, Resonance Frequency (C 215)
  • ASTM C 672             Scaling Resistance
  • ASTM C 1202           Resistance to Chloride Penetration
  • ASTM C 1260           ASR, Mortar-Bar Method
  • ASTM C 1293           ASR, Length Change of Concrete
  • ASTM C 1324           Mortar Analyses, Petrography
  • ASTM C 1324           Mortar Analyses, Petrography & Chemical
  • ASTM C 114             Sulfate Analyses (gravimetric)
  • ASTM C 39/42          Compressive Strength test
  • ASTM C 880             Splitting Tensile Strength
  • ASTM C 78               Flexural Strength (third-point loading)
  • ASTM C 293             Flexural Strength (center-point loading)
  • ASTM C 109             Compressive Strength of Mortar Cubes
  • ASTM C 642             Density, Absorption, Voids

 
Cements & Pozzolans

  • ASTM C 114             Chemical Analyses of Hydraulic Cement
  • ASTM C 150             Blaine Fineness, Time of Setting
  • ASTM C 150             Specification of Portland Cement
  • ASTM C 685             Specification of Fly Ash & Natural Pozzolan
  • ASTM C 989             Specification of Ground Granulated Blast-furnace Slag

 
Aggregates

  • ASTM C 88               Sulfate Soundness
  • ASTM C 295             Petrographic Examination of Gravel
  • ASTM C 295             Petrographic Examination of Crushed Stone
  • ASTM C 295             Petrographic Examination of Sand
  • ASTM C 295             Petrographic examination of Lightweight Aggregates
  • ASTM C 127             Specific Gravity and Absorption of Coarse Aggregates
  • ASTM C 128             Specific Gravity and Absorption of Fine Aggregate
  • ASTM C 136             Sieve Analyses of Coarse and Fine Aggregates
  • ASTM C 289             ASR, Chemical Method
  • ASTM C 586             Alkali-Carbonate Reactivity

 
Dimension Stones

  • ASTM C 97             Absorption
  • ASTM C 170           Compressive strength
  • ASTM C 99             Modulus of Rupture
  • ASTM C 241           Abrasion Resistance
  • ASTM C 295           Petrographic Examination
  • ASTM C 666           Freeze-Thaw durability
  • ASTM C 880           Flexural Strength
  • ASTM C 99             Modulus of Rupture
  • ASTM C 217           Weathering Resistance

 
Brick, Terra Cotta, and Structural Tile

  • ASTM C 67             Absorption, Saturation coefficient
  • ASTM C 67             Compressive Strength
  • ASTM C 67             Efflorescence
  • ASTM C 67             Freeze-Thaw Durability
  • ASTM C 67             Modulus of Rupture
  • ASTM C 67             Initial Rate of Absorption     
  • ASTM C 856           Petrographic Examination

 
Ceramic Tile

  • ASTM C 373             Water Absorption
  • ASTM C 482             Bond Strength
  • ASTM C 485             Warpage (Flatness)
  • ASTM C 499             Thickness, Facial Dimension
  • ASTM C 501             Abrasive Hardness
  • ASTM C 502             Wedging (Squareness)
  • ASTM C 650             Chemical Test
  • ASTM C 424             Crazing
  • ASTM C 674             Flexural Strength
  • ASTM C 368             Impact Test
  • ASTM C 484             Thermal Shock
  • ASTM C 370             Moisture Expansion
  • ASTM C 627             Robinson Floor Test
  • ASTM C 648             Breaking Strength
  • ASTM C 1026           Freeze-Thaw Durability
  • ASTM C 1028           Static Coefficient of Friction (Slip Resistance)
  • CTI-T-72                  Stain Test
  • Mohs Hardness