I am dealin with this exact issue on a 5 story wood framed apartment building wrapping a 6 story precast parking garage in Northern Vriginia. The county is interpreting the risk category as III due to yhe size of the building. I am trying to make a case to use Category II. Being that the...
Lot of good information posted in here already. Since you effectively have no load path from the diaphragm to the structure below, I would suggest adding cont. 2x4 blocking along the top and bottom of the stilts at every other or every 3rd joist. A few properly located nails from the blocking...
