I plan to reinforce a girder beam (there is another beam framing into it at midspan) due to our codes not enclosing the concept of 45 degree compression struts in beam-girder joints and lack of internal hanger stirrups requirements I mentioned in the another thread.
I will use a 12x12 I-beam...
My co designers at office just determine if the girder portion where beam frames into it has sufficient V to resist the shear of the beam. They assume the reaction from the floor beam is more or less uniformly distributed through the depth of the interface between beam and girder. But in...