? We were always lead to believe that you never drilled holes of any size through RSJs where they providing engineering structural support. You were supposed to use conduit and pipe hangers.
If unsure what I'm talking about then check out amazon or ebay …… lol
Legh
ps. mind you, I've seen what happens to RSJs when consumed by fire. They warp and buckle and collapse in a tangled mess……
? We were always lead to believe that you never drilled holes of any size through RSJs where they providing engineering structural support. You were supposed to use conduit and pipe hangers.
If unsure what I'm talking about then check out amazon or ebay …… lol
Legh
ps. mind you, I've seen what happens to RSJs when consumed by fire. They warp and buckle and collapse in a tangled mess……
