MUENOW & ASSOCIATES
Structural Engineers utilizing Non-Destructive Testing Techiniques

Problem - Test Technique Utilized

Non-Destructive Test Technique Selection Guide for Common Concrete Problems and Evaluations

  Test Technique Most Applicable to Obtain Data
DATA DESIRED Pulse Echo Velocity Electrical Infrared Impulse Radar Resonance Other
In Place Concrete Compressive Strength

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Granite and Marble Panels

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Detect and Locate Honeycombing

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Locate Cracks and Measure Width

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Determine Crack Orientation

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Measure Slab or Wall Thickness

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Locate and Define Unconsolidated Material

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Detect, Locate, and Size Reinforcement Bars

 

 

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Detect and Locate Delaminations

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Detect and Locate Embeddments

 

 

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Define Unknown Foundations

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Evaluate Fire, Explosion, and Over-Load Damage

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Measure Piles for Continuity and Length

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Detect and Define Corrosion on Reinforcement Bars

 

 

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Evaluate Concrete Repair for Bond and Fill

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Quality Control Systems

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Stability Studies (Dams, etc.)

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Detect and Measure Voids Beneath Slabs and Walls

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Detect and Locate Contamination

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Early Age Strength Development

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Basic Concepts of Test Methods

  1. Pulse Echo
  2. Impulse Radar
  3. Resonant Frequency
  4. Magnetics
  5. Self-Potential
  6. Velocity

MAAI Background º Test Techniques I º Test Techniques II º Problem To Technique Guide º Job References

Muenow and Associates ° Charleston, SC, USA ° 1-843-768-2314
muenowr@bellsouth.net