IBC Section 2212.1.1 is the section you're looking for. It says for structures in Seismic Design Category A, B or C you can use the R of 3, and not have to conform to the AISC Seismic Provisions. SDC D, E & F is required to conform per section 2212.1.2
FEMA 350 has a prequalified partially restrained connection using two WT sections at the flanges (3.7.1). It also has design procedures to size the connection properly, and an equation for calculating the stiffness of the connection. Using this stiffness, you can then model the beams with an...
The section where you are referring to phi factors and strength design (I believe) is under section section 2.1.1.2.3.1 and is only required when structures are NOT designed in accordance with section 1.1.3 (see 2.1.1.2.3). Section 1.1.3 tells you that you can design using chapter 2 ASD...
I would like to know if anyone has any information on calculating an unbraced length when a beam is continuous over a column, and only the top flange is braced by framing members. It is my understanding that the inflection point of the beam should not be used for an unbraced length of the...
