Services

• Quantitative Risk Management of budget, schedule, and other project factors


• ACI certified Concrete Construction Special Inspection of cast-in-place concrete and reinforcement

• Vertical coring of in-place concrete


• Vertical coring of in-place asphalt paving

Water Testing

• Water Quality Basic Package - Color, Hardness, Alkalinity, pH, Turbidity, Total Chlorine, Chlorine Dioxide, Fluoride, Phosphate, Nitrate, Nitrite, Sulfate, Total Coliforms & E. Coli P/A, UV Absorbing Organic Constituents

Biologics
• Total Coliforms and E. Coli in water, Most Probable Number Method per Method 8091


• Presence/Absence of Total Coliforms and E. Coli in water via Modified Colitag


• Presence/Absence of Legionella in water



Inorganics

• Free cyanide content in water via Pyridine-Pyrazalone reaction spectrophotometry


• Lead concentration in water via fast column extraction


• Copper concentration in water via Standard Method 3500-Cu C or E






Soil Testing

• Soil pH per ASTM D4972


• Soluble sulfates in soil per ASTM C1580


COMING SOON!


• Extractable P, K, Ca, Mg, NO₃ in soil

• Identification


• Coring of rock specimens


• Unconfined compressive strength per ASTM D7012(C)


• Tensile Split (Brazilian) Test ASTM D3967

• On-site testing of freshly mixed concrete:
  • Sampling of freshly mixed concrete per ASTM C172
  • Temperature of record per ASTM C1064
  • Slump per ASTM C143
  • Measurement of entrained air per ASTM C231
  • Making and curing test specimens per ASTM C31



• Laboratory compression testing of concrete specimens per ASTM C39


• In-situ testing of concrete via rebound number per ASTM C805


• Concrete moisture and vapor testing per ASTM F1869


• Concrete mix design and laboratory trial batches guided by ACI Spec-301-20 and standards therein

COMING SOON!
• Flexural strength testing (Simple beam with center-point loading) per ASTM C293

• Soil compaction testing per ASTM D1556


• Compaction Curves (Proctor Method) per ASTM D698/AASHTO T 99 or ASTM D1557/AASHTO T 180


• Soil Gradation (Sieve Analysis) per ASTM D6913


• Soil Classification per ASTM D2487 or ASTM D3282


• Liquid Limit and Plasticity Index per ASTM D4318/AASHTO T 89 and AASHTO T 90


• Sand Equivalent Value per ASTM D2419


• Moisture Content per ASTM D2216/AASHTO T 265, ASTM D4643, or ASTM D4959


• Organics Content of Soil per ASTM D2974


• Soil Percolation Test (required for septic-system permit) per NAC 444

COMING SOON!
• In-place density of soil using nuclear density meter per ASTM D6938

• Sieve Analysis per ASTM C136/AASHTO T 27


• Fractured Face per ASTM D5821


• Specific Gravity and Absorption per ASTM C127/AASHTO T 85 or ASTM C128/AASHTO T 84


• Dry Rodded Weight per ASTM C29


• Cleanliness of Aggregates per ASTM C142/AASHTO T 112 and ASTM C40/AASHTO T 112

• Asphalt Extraction per ASTM D2172/AASHTO T 164


• Asphalt Core Densities per ASTM D2726/AASHTO T 166

COMING SOON!
• Asphalt Content via Nuclear Method per ASTM D4125/AASHTO T 287

• Background ionizing and non-ionizing radiation measurement


• Radiological Contamination Survey/Count and Dose Quantification per NRC NS-RS-PR-300

COMING SOON!
• In-home Radon Measurement


• Radiological Contamination Survey with Isotope Identification

• Bespoke Computational Models
  
  
  • Multiphase Geomaterials: structural and self-interaction
  
  
  • Stress, Strain, and Deformation of structural materials
  
  
  • Particle transmission and interaction in matter (GEANT4)
  
  
  • Density Functional Theory approach to quantum and atomistic effects in materials
  
  


• Data Visualization and Analysis


• Statistical analysis and visualization using the ROOT Analysis Framework, published by CERN


• Data visualization using ParaView, seaborn, and matplotlib


• Bespoke analysis and visualization code

Would you like to bring the beauty of the night sky (or the daytime sky with our Solar Scope!) to your next event? Thurston Laboratories offers several appearance packages to bring our telescopes and expertise to you and your guests. Contact us for prices and booking.

Have a community or public event? We'll do it for free! Contact us for more information.