jvvse: Thanks for the additional information in your thoughtful response.
I am looking at this building based on what the design build contractor said was their reason per my original post. They say it was for seismic reasons.
I'm licensed in CA, OR, WA and Alaska and I have never suggested to...
Thank you racookpe1978, msquared48 and jvvse. To racookpe, it is a government building and flexible joints etc have certainly incresed complexity and costs for the building and the Contractor has enjoyed those increases. Mike, the building is a single occupant and the systems, including HVAC...