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  • Users: MrHershey
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  1. MrHershey

    Northbound Lake Shore Drive Bridge (in Chicago) Closed For ‘Structural Emergency’

    https://chicago.cbslocal.com/2019/02/11/lake-shore-drive-bridge-structural-emergency/
  2. MrHershey

    Lap Splice Tolerance for Masonry

    Anyone know what the tolerance is for lap splice lengths in masonry? ACI 530.1 doesn't appear to list it. It's -1" for all but #14s and #18s in ACI 117, but that's specifically tolerances for concrete construction. ACI 530.1 will kick you to ACI 117 for fabrication tolerances for bar bend...
  3. MrHershey

    AWS D1.4 Group IV Filler Metal, E11018 in place of E10018

    Question from a dumb structural engineer here, just looking for opinions. Have a welded splice need to make for some contractor screw ups using A615 Gr 75 rebar. Preheat and other parameters look good on the submitted WPS, appear to meet AWS D1.4. But contractor can't find E10018 locally...

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