Thank you all for your responses.
The problem gets tricky because the anchor bolts are 1 3/8" dia, 7 feet long for a dead end transmission tower - that is loaded. The new equipment weight is negligible but the original line loads have increased and we have been tasked with checking the...
I have a project where we are adding equipment to an existing structure and need to check that the existing anchor bolts work. The structure is 40+ years old and the existing drawings show that A490 anchor bolts were used.
We don’t think that material was possible at the time, so we don’t...