Eng-Tips

Hi All,

I am trying to develop a connection between a new roof stub post onto an existing beam for new roof top structure. The new roof post aligns with joist shoe location. I have developed a bridging plate to span across the joist shoe, with legs as shown. However, my concern is that the bottom of the legs will result n welding across the top flange of the beam. ...

Pic says it all...

Traditionally, projects I have worked on we have only ever specified Simpson products for Connectors, Truss Plates, Rod Systems, and Fastenings. At the end of the day, its not the most material project cost, but customers are demanding cuts across the board. Is there a difference in product quality or installation time between say Simpson, MiTech, even Fastenal across any of the...

Using this footing as an anchor for a tie rod would be useful in the project we are looking at, but I have not ever attempted this. Wondering if anyone has done this , and if so, what other reinforcing might be required to properly distribute the tie rod load beyond the one little bearing plate, ultimately into the rebar mats. The column will sit at finish floor, and has only ve...

Hi everyone,


I’m working on a small appliance and I’m looking for a simple and reliable way to dose dry powder from several separate containers into one mixing chamber below.


Each container would need to release a defined amount of powder, roughly in the 5–10 g range. The powders can have different flow characteristics, so bridging or inco...