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PROBLEM CLINIC

  • Locating Reinforcing Steel

    Is there an accurate instrument for locating reinforcing steel in concrete?

     
  • Color Matching

    In patching small surface defects in concrete, is there a precise way to assure that the color will match?

     
  • Really Dry

    What is the meaning of less-than-zero slump?

     
  • Efflorescence

    We have been having considerable trouble with efflorescence; straight scrubbing down with water does not seem to be of any great help. Can you suggest some form of acid wash?

     
  • Pavement Maintenance Costs

    How does the maintenance cost per mile for portland cement concrete pavement compare with other types?