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  1. StructuralJoe

    Wood Framed Porches - Beam connection to Pile

    Hello everyone, An engineer in our office is struggling to remember where he saw this change, but mentioned he remembers a code change requiring a double 2x8 beam to be "notched" to a round timber pile. We have always face mounted these members. Our client is a contractor and has always face...
  2. StructuralJoe

    Existing CMU Walls with exposed rebar

    Hello Everyone I have a client asking me to provide a proposal for a site visit and peer review of an existing structure. This structure is a large CMU warehouse that was started around 2015 but never finished and the walls only extend up maybe 1/4 to 3/4 full height. The client wasn't able...
  3. StructuralJoe

    Design example or textbook - Reinforced Concrete Column design for axial, shear and torsion loads

    Does anyone know of any ACI design examples for a reinforced concrete column with axial, shear and torsion load applied (torsion and shear are from PT barrier cables and are much higher than the initial design intent). I would prefer it be to ACI 318-11 but I will consider newer ACI codes...
  4. StructuralJoe

    Post-tensioned barrier cables loads on concrete columns in high-rise construction

    I've got a high-rise concrete structure with post-tensioned barrier cables. The cables produce almost 8kips "pre-jacking force" and almost 6kips "final effective force". These forces vary and in some cases produce torsion in additional to lateral loads on my columns. I reviewed ACI-318...
  5. StructuralJoe

    Column Reinforcing at Lap Splice

    We have a condition where the our columns are reinforced at over 4.5% at the pile cap to base of column location and therefore at our lap splices we exceed 9% area of steel. The columns are already extended from the top of the pile cap to the underside of the 2nd floor slab. We can adjust the...
  6. StructuralJoe

    Can 4" CMU be designed as a structural interior partition wall?

    I have an Architect and G.C. insisting that 4" CMU can be used as a partition wall (and resist the code minimum 10psf interior design pressures). I personally have seen another engineer cave-in and put this on their drawings but IMHO it is garbage and non-structural. Has anyone attempt (and...
  7. StructuralJoe

    Existing Wood Trusses are Failing...

    I have any interesting project... It is a 1-story plaza in Hernando County, FL It has wood roof trusses spanning ~50' between load-bearing CMU walls It was built in 1985 and from discussions with the owner the roof originally was constructed of plywood sheathing with Clay Roof Tiles... Upon...
  8. StructuralJoe

    Plywood Glulam Beam?

    I am investingating an existing building and there is a very wide plywood glu-lam girder carrying the floor framing. Has anyone ever seen anything like this? This is a project in Florida and was originally built in 1920 but I believe this to be a more recent renovation. Any idea what it is or...
  9. StructuralJoe

    Dance Classroom Live Loading 100psf - this is a long one...

    I have been asked to work on an interesting project. The client is a Dance Studio where dance classes are taught. The Architect (interior designer) originally received a permit from the building department to modify the floorplan for 3 dance studios on the 2nd floor of an old three story...

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