I have a situation where the interface of a concrete tie column and CMU has cracked. Our typical detail calls for the CMU face be be broken out so the concrete will pour into every other cell. Can someone give me their opinion as to what is causing this? See...
I would greatly appreciate some opinions as to what would be the best possible options for lateral support for an enclosed agricultural structure. The structure will house chickens. Eave height of 20 feet. 140 mph Florida. Clear span of 70 feet. No interior walls. I have looked at using...
I have been asked to design a special Christmas Tree that my client wants to package and sell nationally. The structure will be in pieces that the consumer will put together themselves and can be located indoors or outdoors. The question I have is: What wind speed would you design for? My...
I have a builder that wants to produce his own lightweight concrete form blocks then infill the voids similar to reinforced masonry. The end result would be a wall (grid) of 5 inch thick normal concrete with voids where the webs of the block would be. The voids would be 6 inches by 6 inches at...
I have been asked to provide a price for structural calculations for typical standardized precast manholes by the precast manufacturer (30 manholes and 2 wet wells). Specifications were provided that require the contractor to provide signed and sealed calculations including shear, moment...
