Three story moment frame building built under the 1979 UBC. Most of the weld access holes are flame cut, quite large, and quite UGLY. Building is in Washington State. Anyone remember what the requirements relating to weld access holes were back in 1979 +/-?? Was UGLY the norm back in the day?
You can contact SJI (steel joist institute) which holds an archive of old steel joist catalogs. They are quite helpfull and can even send you the cut sheets. It is hit and mis because they are not the library of congress, but it is a great resource. I typically specify steel joist this way...
You bet you can(but...). You should be working the statics twice. Once for service level loads to check the maximum soil bearing loads then run it again with factored loads to check the ultimate shear and moment in the footing. If you are counting on the overburdern to determine you soil...
slickdeals - well, I know that the handle has some evil overtones although, being his progeny, I have recieved a heavy dose in the genes. I know that he will counter. All in good fun.
I believe as well that the connection is not really much of a structural concern. But still needs to be...
A few things can cause cracking of this nature around connections. The first is shrinkage of the concrete panel due to high water content in the concrete mix design. The second is where a connection utilizes thin steel plates and a lot of welding. The steel plate heats up, expands and causes...