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Recent content by inspjerry

  1. inspjerry

    How about Slag Cement

    Change my previous post regarding ACBFS. I am looking now at Slag Cement. I have read over the last several hours all the benifits of Slag Cement, and am wondering a few things. Can it be used in other cements, such as type III, IV, or V? How about in grout or CDF? What happens when Lamp Black...
  2. inspjerry

    Air cooled blast furnace slag in concrete

    Can anyone tell me the advantages and disadvantages to using ACBFS as the primary aggregate in a concrete mix? And is there a web-site that will also be helpfull in determining the properties and uses of ACBFS?
  3. inspjerry

    SOG with laitance

    I have a neighboor who has a slab in his garage, 1 year old, that now has severe laitance issues, with the salts even attacking his workbench legs. I need some second opinions regarding the cause, and if there are any repairs out there to eliminate or reduce the salt attacks.
  4. inspjerry

    Air entraining increase with water

    I have added water and seen air increase slightly, but is an increase of 1.5% after the addition of 10 gallons to a 9 yard load normal? Or are we dealing with a product that has something else going on?
  5. inspjerry

    reinforcing bar positioner requirement

    Yes, but the new 2003 IBC states somewhere 112 bar diameters.
  6. inspjerry

    reinforcing bar positioner requirement

    I keep hearing reinforcing bar positioners for masonry mentioned in the ACI 350, but cannot find them anywhere,and I am unable to find any refrence to them in the new 2003 IBC. Anyone tell me where the requirement is?
  7. inspjerry

    Reinforcing Bar Positioners

    I have searched both 04 IBC and ACI 530-02 for refrence to the requirement of Reinforcing BAr Positioners in Masonry. It is refrenced in UBC 2104, but I am unable to find it in the new code. Anyone find the refrence to how many bar diameters?
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