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 McDowell & Associates maintains complete testing facilities at both locations to provide the necessary quality assurance services our clients require. Our typical services include:
Concrete - Mix Design, Cylinders, Beams and Cores
- Curing by Water Tank
- Compression of Cylinders and Cores and Beams
- Capping utilizing Un-Bonded and Sulfur
- Field testing - Sampling, Temperature, Slump, Air Content, Pressure and Volumetric, Test Specimens, Density and Yield.
Masonry - Field and Laboratory Testing of Mortar and Grout
- Sampling and Testing of Concrete Masonry Units
- Masonry Prisms
- CMU and City Brick Absorption, Unit Weight, Moisture Content, Compression Strengths, Net Volume and Net Area, and Dimensions
- Linear Drying Shrinkage
- Testing and Dimensions of Segmental Retaining Walls Units
Asphalt - Extraction and Sieve Analysis, Bituminous Content, Fracture Count, Molded Sample-Stability Flow, Mix Design
- Quantitative Extraction HMA
- Bulk Specific Gravity of Compacted HMA
- Marshall with Stability and Flow
- Moisture Content of HMA by Oven
Soil - Calibrated Penetrometer and Michigan Cone, Speedy Moisture
- Moisture Density (Proctor) Modified and Standard
- Moisture Content of Soils
- Nuclear Density and Moisture Gauge
- Grain Size Analysis
- Sieve of Soils finer than #200 Sieve
Aggregate - Abrasion of Small and Large Aggregate
- Organic Impurities in Sand
- Sieve of Aggregates
- Fine Aggregate Specific Gravity and Absorption
- Coarse Aggregate Specific Gravity and Absorption
- Reducing Sample of Aggregate
- Moisture Content of Aggregate by Oven
- Fracture Particle of Coarse Aggregate
Quality Control - Mass Grading, Sub-Grade, Foundations, Pavements, Utilities, Footings, Caissons, Pile Inspections, Steel Erection, EIFS and Sprayed Fire Resistive Material including Intumescent
Non-destructive - Concrete Testing (Swiss Hammer, Windsor Probe and R-Meter)
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