A client of mine is backfilling a 11 ft tall concrete basement wall with an 8 ft wide swath of good sand (about 30psf/ft). The native soil is clay (about 54psf/ft). How wide should be swath of sand be to use its propertied in the design of the wall? I originally designed the wall for resisting...
A client of mine is backfilling with a 11 ft tall concrete basement wall 8 ft wide swath of good sand (about 30psf/ft). The native soil is clay (about 54psf/ft). How wide should be swath of sand be to use its propertied in the design of the wall? I originally designed the wall for resisting...
thread507-376056
Working on a project (roof framing analysis) that references "Fenestra Roof Panels Type 4 1/2"D-18D-ac16 . Does anyone have any information on these panels? (span is 20'!!!) and I am interested specifically in load tables.
We would like to place new steel beam on an existing lime stone wall. What bearing capacity can be used? Is it typically limited by the mortar or the stone? If so what is the bearing capacity of an older sand mortar? What testing can be performed to verify this?
Thank You!
Does anyone have information on the screw substitution for cooler nails in Gypsum shear walls? To make a long story short the IBC 2012 has omitted this information and the Gypsum association is not helpful.
thread507-176106
Does anyone have information regarding older precast concrete Channels? (1958 Minnesota) These are being used for a roof with precast slabs between them.
Thank You!
Can thin walled galvanized tubing be used as a structural member? A client of mine purchased a used greenhouse that was originally a temporary structure. He would like to use it as a permanent structure and the thus it needs to conform to the IBC 2015. The tubing used appears to be a 1 1/4"...
I am currently looking at the capacity of a roof designed in 1995 for the addition of mechanical equipment. Has anyone compared the snow load of 1995 UBC to todays IBC 2012?
The project is in St. Cloud Minnesota. Pg = 50 psf
Bill
thread507-108460
I also have a question regarding these panels. The contractor is proposing placing a mechanical unit on them and I cannot find the capacity of the panels.
Thanks
BIll
Has anyone specified insulated cast in place concrete walls where the insulation is sandwiched between concrete? A 12" wall would have 5" conc. 2" insulation and 5" concrete. If so, how does one satisfy the building code for concrete wall thickness and anchorage of the plate and hold downs...
