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I'm designing anchors to fasten the new deck on top of the existing clay tile wall with solid brick siding. The wall has 4" thick solid brick on top. I'm not able to decide on whether to anchor my wall plate using anchors embedded into clay tile with sleeve or if 3" anchorage into top solid...

I'm working on the renovation of an existing building with an extension to the mechanical PH. The record drawings showed a 12" masonry brick wall around the perimeter of the building. To extend the Mech PH, the new columns were to sit on top of the masonry wall. However, during construction...

I have a situation where due to increased loading, I have to reinf. the top flange of an existing overhanging beam. We can use angles, HSS or vertical plates, but the issue is that at the roller support, we already have 2 vertical stiffeners and W6 beams on both sides of the beam. I'm not able...

I'm doing lateral analysis and designing a building in RAM Structural System. As some portion of the building is existing, I changed steel properties to unknown, i.e. "?" for all structural elements to accommodate unusual fy values. Still, only for horizontal braces, RAM Frame uses a Design fy...

Everything drawn in "RED" is existing and only "GREEN" is new. And, we do not believe that there are stiffeners at the connection location. This detail was installed back in 1989.

I have come across an existing detail where the floor is supported on a beam that is welded to a girder bottom flange at one end. Note that the girder beam sticks above the floor to form a "curb." To the right of the existing floor beam, the client is changing the use of the floor and I have two...

I have an existing two-story building, with masonry shear walls along the perimeter of the building (story 1) and Braced Frames (story 2). The second story is essentially a penthouse at the roof level that covers only part of the roof area. We need to cut a big opening through the penthouse...