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  1. AZPE

    Ct Temperature Factor Use

    Today I was brushing up on my 2005 NDS and I looked at the Ct value and noticed that for temperatures ranging from 100-125F in a dry condition the factor is 0.8. Is anyone reducing their dowel type fastener values (screws, nails, bolts, etc.) by this factor? I have only worked in Arizona for a...
  2. AZPE

    Small firm prof. liab. ins. and overhead

    First the info, Small structural engineering firm, mostly residential and some small commercial work, with less than $200,000 in gross revenue per year. With that said, from your experience what would be the expected premium for a Professional Liability Insurance policy? Second question...
  3. AZPE

    Basement per Contractor

    I continually have issues with contractors who swear that they do basement walls with masonry all the time under the following conditions - -Walkout basement -10' ceilings -2' deep floor trusses sitting on a 4" bearing wall on the inside of the basement -6" slab over the toe of the footing...
  4. AZPE

    Curved wall top and bottom plate detail

    At curved walls what have others done for construction/details at top and bottom plates. Typically at the top plates I use (4) 3/4" plywood plates that overlap each other by at least 8" (staggered) and attach them with 8d nails at 4" o.c. staggered then I put a 2x ripped block beneath that for...
  5. AZPE

    Anchor bolts with fire damage

    I have a town home project that was burned down by an arson after it was fully framed. I haven't been to the site yet but I know that they are going to ask. They will want to know if the anchor bolts are going to be salvagable. What issues would you expect from bolts that have been in a...
  6. AZPE

    Anchor bolts after fire

    I have a town home project that was burned down by an arson after it was fully framed. I haven't been to the site yet but I know that they are going to ask. They will want to know if the anchor bolts are going to be salvagable. What issues would you expect from bolts that have been in a...
  7. AZPE

    Fire Damaged Anchor Bolts

    I have a town home project that was burned down by an arson after it was fully framed. I haven't been to the site yet but I know that they are going to ask. They will want to know if the anchor bolts are going to be salvagable. What issues would you expect from bolts that have been in a...
  8. AZPE

    Lateral Bracing for Shed Roof

    I have a residential house and they want a covered patio with heavy timber rafters, beams and posts. The patio extends 16' from the exterior of the house and they would like to have the beams sit on the posts with decorative "T" straps (similar to the Arch. Simpson "T" straps). I never really...
  9. AZPE

    Lateral Bracing for Patio Roof

    I have a custom home and they want a covered patio with heavy timber rafters and heavy timber post and beams. The patio is fairly deep (extends from the rear of the house 16') and they would like to have the beams sit on the posts with decorative "T" straps (similar to the Arch. Simpson "T"...
  10. AZPE

    Basement Wall Custom Home

    I do alot of basements for custom homes and the ceilings that they want are usually 10' with 24" deep trusses. The restraint force per foot of wall is easily in the 1,200-1,600plf range. I don't see how the assumption that the floor diaphragm will take the load works. I run numbers and...
  11. AZPE

    Residential Pedestrian Bridge Design

    I have a client who wants to span a pedestrian bridge across a wash on his property to get to a guest house he wants to build. I rarely do anything other than wood framed custom home engineering and am a little out of my league. He wants to run a 7' wide x 50' long bridge with brick pavers. I...
  12. AZPE

    Curved Ledger

    Two items I have and would like to pose a question/comment on. First is design/analysis of ledgers for non-snow loaded roof framing attached to taller wall studs. Ledgers are attached to studs at 16" o.c. usually. Framing that is hanging or resting on the ledger is typically at 24" o.c.. I...
  13. AZPE

    Ledger Construction

    Two items I have and would like to pose a question/comment on. First is design/analysis of ledgers for non-snow loaded roof framing attached to taller wall studs. Ledgers are attached to studs at 16" o.c. usually. Framing that is hanging or resting on the ledger is typically at 24" o.c.. I...

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