Originally Posted By: Anonymous
This post was automatically imported from our archived forum.
I was hoping one of you engineers would just offer an opinion for my personal knowledge. I won’t pass it on and have already recommended an SE evaluation.
The picture is of an addition that’s about 4 years old. The ridge in this room is
21 feet and the from eave wall to eave wall is 34 feet. The ridge is down at least an inch in the center, with noticeable deflection in the field of the roof as well.
I think the collar ties are incorrect, and rafter ties may have been needed for a span this great.
[ Image: http://www.nachi.org/bbsystem/usrimages/more/sagceiling.jpg ]