Steel Buildings in Europe

Part 4: Detailed Design of Portal Frames 4 - 56 2 1 1 Haunch 2 Compression stiffener Figure 11.1 Typical eaves connection 11.2 Apex connections A typical apex connection is shown in Figure 11.2. Under normal loading conditions the bottom of the connection is in tension. The haunch below the rafter, which in lightly loaded frames may be a simple extended end plate, serves to increase the lever arms to the tension bolts, thus increasing the moment resistance. The haunch is usually small and short, and is not accounted for in frame design. Figure 11.2 Typical apex