• Marketing Power

     
  • A True Commitment

     
  • Super Tanks

     
  • Micro-Curing

     
  • Giving Your Mixer a 4.0

     
  • Automating mix designs for closed-gap gradations

    IÆm working on creating a mix design submittal based upon a specification that requires closed-gap aggregate gradation. To meet the specification, I need to find, or create, an evenly graded 1 +-inch top size aggregate. This means that the commonly used middle testing sieves, such as the No. 8, No...

     
  • Design specs for a C-4 wall

    IÆm working with a concrete contractor who is pouring C-4 for his footings in the morning, setting wall forms, and pouring them with C-4 that same day in winter conditions. What is your opinion of this construction process? How will this affect the concrete strength and durability down the road?