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I have a building designed in 1949. The floor framing plans indicate a 9"-13ga -24" o.c. for the floor framing. I am assuming this is a 9" deep 13 ga thicknes member spaced at 24" on center. In the notes, it indicates provide joist bridging per manufacturers instructions. Anyone have an idea...

DBDAVIS Thanks for the info. It is an existing column that we are adding additional load to due to the owners request to put a "roof" over a portion of the upper garage. In a new design I could see the approach you outlined but they are asking me to perform a study on the existing structure...

Mike T14 Thanks for the information. It appears that this was not considered in the original design as the reinforcement of the column does not reflect this larger moment due to the short column action, now I am in a quandry. Unfortunately I may have to tell an owner they cannot add the...

I am attempting to evaluate a 24 year old parking garage for the addition of a lightweight garage for servicing a helicopter on the upper deck. I am currently checking the interior columns and am having difficulty where the beams frame into the interior columns at slightly different elevations...