I am working a two different Radome (28' and 35') foundation designs. The plan is to use a ring wall type foundation system. Determining the size of this ring wall for overturning is fairly straight forward. The problem is determining the bearing pressure. As the wind blows on the dome, it...
I am currently analyzing existing roof framing members and there is a strange call out. Several of the members are shown to be MPC14x17.3?? I cannot find any information on what this actually is. The project was done back in the early 80's if that makes a difference. Any guidance would be...
I am working on a design for a comm. tower for remote cell sites in alaska. Most of these sites make use of 150ksi all thread drilled and embeded into the bedrock. It is the only option to keep these towers down. The problem i am having is with the pretension part. Our factored desgin load...
Im am new to the design world and have not been quite understanding some things. Just when i think i have itt all figured out I run into something even more confusing.
In my down time i have been revisiting a design that to me from feild experince seemed like it was way over designed. Its a...
Im am designing a monopole cellular comm. tower. The base plate has a circular pattern of 20 bolts (42 in dia.). I have been looking in both ACI 318-08 and AISC thrid edition. Both books seem to be geared toward square or rectangular patterns. Is there different methods used for a circular...
I am fairly new to the design world. Currently I am working a a monopole pile foundation system and am having difficulties with the pile to pole connection. Im not really sure which direction to head as far as figuring out how thick the pile cap plate should be, and how to figure out if there...
