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  1. CivilEQuinn

    Blasting near Fresh Concrete

    Oops, At HSIII's suggestion I reposted in the Structural -soil mechanics forum and requested that this post be deleted. I guess the moderation never got to this yet. Thanks!
  2. CivilEQuinn

    Blasting near Fresh Concrete

    Hi, I am a site engineer for a local public utility. We are installing a new 14'x14' reinforced cast-in-place box sewer. Our contractor has previously blasted rock encountered but has recently requested shortening the distance of the blasting operations to freshly placed concrete. My...
  3. CivilEQuinn

    Epoxy Vs. Wedge Anchors?

    Hi all, What is the rule of thumb in choosing to use either an epoxy anchoring system or a wedge anchor? In my limited experence it appears wedge anchor would be used in overhead or vertical situations and epoxy anchors on horizontal applications. This is for air diffuser supports (low pullout...
  4. CivilEQuinn

    Concrete Crank Injection

    haha, thats CRACK repair, not crank.
  5. CivilEQuinn

    Concrete Crank Injection

    Hi all. My first post, but I've enjoyed reading many other posts and answers. I have a question of my own: We are repairing cold joint horizontal cracks on a number of dolphins on a river. The river is subject to tidal motions which put the cracks a few feet below the water line at high...
  6. CivilEQuinn

    Calculating yield during a bituminous paving operation

    I found the following link from hotmix.org to be extreamly helpful when I needed to do volume, wieght and area calculations for a paving job: http://www.hotmix.org/Paving_Area_Calc.xls
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