special moment frame

[rheewin]

Fema350, geo limitation
i use only 12x or 14x for columns.


i am working 5 story building, it is too big size.
co-worker says i can use more higher one ex0 18X, 24X now.

it is true?
the project is in Los angeles

 

[Ron]

Huh?

Please explain the conditions then ask a logical question. Maybe then someone will be able to comment on your issues.