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Recent content by Thmierzwa

  1. Thmierzwa

    Wood Truss Fix...

    In calculating the forces, I came up with about 3500# axial compressive forces in the top chord at the end and about 3300# axial tensile forces on the bottom chord (using 50# 12# DL) (spacing is 2' on center)... A low value for 10D common nails in single shear on OSB is about 95# ea more or...
  2. Thmierzwa

    Wood Truss Fix...

    The reason why they failed is because a large tree pierced the roof and snapped the chords...
  3. Thmierzwa

    Wood Truss Fix...

    Hi all, I have a 24' long Spruce Pine Fir Fink Truss (all 2x4) that have a broken top and bottom chord along the left end of truss before the web splice plates. The peak is 4' high and the web diagonals connect the bottom chord at 8' from the end (spacing is 8-8-8). The top chord connection...

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