Hello,
I am looking for a miniature boiler / hot water heater that can fit in a 3'x3' closet and vent vertically about 70'. The fresh air can be taken horizontally from the exterior wall which is only about 20' away. Does anyone know of any model that fits this description?
Thank you
Hello,
We are proposing to add a partial third story to a existing concrete building. The existing building was built around 1950 when there were no seismic design provisions (I am in a heavy seismic region). The entire building is concrete except for the roof, it is framed with wood joists. We...
Hello,
I was wondering if anyone had information on a steel building with simple shear connections with cmu infill shear walls. The architect specified cmu for the enclosures around the stairs and elevator shaft. I am looking to tie this into the structural design. They are centered in the...
csd,
Thanks for the replies, that link was great. There is a elevator shaft, but it is all the way in the front off the structure (right against the exterior wall). In the rear of the buillding it is all open.
I was thinking that using the elevator shaft to resist the lateral loads would cause...
Hello,
I am a new structural engineer. I am looking at a example of a eight story building 60' x 60'. I am trying to understand the way the structural system works.
The exterior walls are moment frames. The columns are spaced closer together than the interior columns. The beams on the inside...
Thank you for the suggestions. csd72, did you mean to extend to columns down to the footings in the cellar and eliminate the concrete piers? If so, could the steel columns butt up against the existing wall? I know that I can draw it and design it, but can the steel workers get the columns so...
Hello,
I have a existing party wall that was left free standing on both properties (owners can not agree and demolish it). I am not able to put the steel columns close enough to the property line as I would like. The party wall is 1'6" thick. I am thinking about saw cutting the existing wall so...
