Hi everyone,
I am designing a 2 story house with a balloon framed stairway 23' high. The wall there is 4.5' so if I design it as a shear wall it exceeds the 3.5 ratio. I know it should have a lateral system but what can I use? Maybe hardy frames stacked together? Please help me with this...
Hi Everyone,
I am designing a trapezoidal shape house and I wanna know how to get the reaction on the inclined shear wall. If I assume earthquake hits from either x or y direction then it's easy to find the reaction on that shear wall using the angle. But what if the earthquake direction is in...
Hello everyone,
I am designing a deck with knee braces. It's designed as a separate structure so there is a gap between the existing house and the deck. Because of this gap knee brace has to be connected to the blocking between deck joists, not to a beam. Please see my sketch to visualize this...
Thank you everyone for your help.
One more question. If they drill a hole in the beam for the threaded rod, it weakens the beam, right? It's gonna be in the tension zone.
The truss bottom chord is 2x4 so let's say they use MST straps it's wider than 2x4 members. My solution is to sister the...
Hi everyone,
I have a remodeling project and it's under construction now. The builders cut the existing truss bottom chord to place a 21' span beam where the wall used to be. The inspector wants approval for this.
The beam was designed for ceiling loads since the architectural plans didn't...
Hi everyone,
My client is adding a deck to an existing 2 story house ( See the sketch attached). The city requires that we check existing house for additional load per IEBC section 1103.2. My plan is to do a seismic analysis of the existing building alone and then with the deck. After that we...
