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Laboratory Services

All testing conforms to EPA, AASHTO, ALDOT, AWWA and ASTM standards.

PERC's laboratory capabilities include:


Concrete Testing

  • Slump Cone Testing
  • % Air
  • Test Cylinder Development
  • Compression Testing of Cured Cylinders

Soil Analysis

  • Atterberg Limits - Sieve Analysis - Hydrometer Analysis-Combined Mechanical/Hydrometer Analysis
  • Moisture Content - Unit Weight
  • Moisture Content-Standard Proctor Density-Modified Proctor Density
  • Consolidation - Permeability - Tri axial Shear Tests
  • Soil Density by Nuclear Gauge-Soil Sampling

Overburden Analysis

  • Sample Preparation - Paste pH - Neutralization Potential
  • Sulfur - Complete Overburden Analysis
  • Sampling of Overburden

Drilling

  • Mobilization/Demobilization of Mobile Drill-Soil Test Borings (ASTM D-1586)
  • Soil Test Borings, hard soils-Thin-Walled Samples (ASTM D-1587)
  • Rock Coring, (ASTM D-2113) - Auger Drilling - Casing, Grouting of Monitoring Wells

Water Quality Analysis

  • Standard NPDES parameters
  • Metal analysis by flame furnace and graphite atomic absorption
  • Oil and grease - BOD5 - dissolved oxygen - ammonia
  • Cyanide - fluoride - nitrogen
  • Total organic carbon
  • Organics - phosphate - BETX - naphthalene
  • Kjeldahl nitrogen - nitrates - nitrites
  • Total residual chlorine
  • Fecal coliform - settleable solids
  • Turbidity - acidity - alkalinity - sulfates
  • Volatile organic compounds
  • Groundwater monitoring and inventory
  • Surface water monitoring
  • Sediment basin sampling
  • Discharge monitoring reports

Potable Water Analysis

  • Group I metals
  • Group II metals
  • Group III radiological
  • Group IV organics
  • Group V volatile organic compounds - sample collection
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