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  • Users: McSEpllc
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  1. McSEpllc

    Is it required to have first responder certicificate to review flood damaged buildings?

    Hi Everyone, The area I am in is currently hit by major floods in the aftermath of hurricane Helene. I have been asked to do structural reviews of flood impacted buildings. The courses for first responders provide certification. Has that become a requirement for licensed structural...
  2. McSEpllc

    Shear reinforcing for anchors in concrete pedestal

    Hi All, I am working on the foundations for a pre-engineered metal building. The forces on the anchor bolts only work, assuming anchor reinforcement for shear. Referencing ACI 318-14, Fig. R17.5.2.9b: Question 1: Are the bars not effective for anchor reinforcing per the figure required...
  3. McSEpllc

    Increasing shear capacity of metal building column connection to concrete pier

    Hi All, In order to increase shear capacity at the connection of a per-engineered metal building column to a concrete pier, the metal building engineer suggested the attached detail. It uses a steel angle that the anchor bolts extend through within the concrete pier. I guess to engage the...
  4. McSEpllc

    Enercalc has not provided single update in 2021 with their maintenance program

    For folks using Enercalc: There has been not a single update or revision for the year of 2021 with the ENERCALC maintenance program. Here is the number of updates for the last six years: 2016: 77 updates 2017: 81 updates 2018: 121 updates 2019: 21 updates 2020: 11 updates 2021: 0 updates...
  5. McSEpllc

    Structural reports after Surfside

    Hi All, I am wondering what I should do, or can do. About 2 years ago I wrote a structural survey report on an old commercial building. A tenant had asked me to write the report and paid me, not the building owner. The building has issues. - Should I pass on the report to the building owner...
  6. McSEpllc

    Live load for film production on deck structure

    I have been asked to review a residential deck to be used for a film production. Do you know of a guideline what uniform and concentrated live load a deck is to be able to support for film production? At the site meeting I will be asking how many crew, actors and actresses will be on the...
  7. McSEpllc

    Questionable lateral load path in old building

    Hi All, I am uncertain what to do about an existing commercial building. My job is to write a structural condition assessment, for the tenant. They are considering buying the building, but want to know what they are getting into. The building is 2 stories with a crawlspace over the full...
  8. McSEpllc

    Gas pipe through footing

    Hi All, I know water pipes can per IBC code extend through foundation using a sleeve pipe. Can gas pipes extend through footings when sleeved as well? Does anyone know of a code section that addresses this? Thanks :)
  9. McSEpllc

    Stone veneer bearing on CMU, where below grade

    Hi All, A project I am working on has concrete basement wall, with the top 3-ft or so that are exposed to be faced with 6” stone. When supporting the stone veneer on 6” CMU on the below grade part, does this 6” CMU have to be fastened to the concrete? Instead of vertical dovetail slots and...
  10. McSEpllc

    Recessing bolts in built-up PSL column

    Hi All, Using NDS-18, §15.3.2 and 15.3.4 (pages 149 and 150), and its commentary C15.3.4 (page 280), on bolted built-up wood columns: It does not seem to address whether it is permissible to recess the through bolts and washers. Does anyone know? I am hesitant to recess the bolts and washers...
  11. McSEpllc

    Is cracked concrete = plain concrete?

    Hi All, Do load capacities of anchors in cracked concrete per anchor manufacturers charts apply to plain/unreinforced concrete? Thanks!
  12. McSEpllc

    Disability insurance

    Hi All, I am a self employed structural engineer and am considering getting occupation specific disability insurance. Does anyone know of someone for whom the insurance company paid out in a case of an occupation specific disability? What about an approaching dementia? Online I can only find...
  13. McSEpllc

    Remove columns and doubling or tripling girder spans

    I am working on an industrial/office building that is to be modified to allow for basketball courts and indoor track. It involves restructuring the roof framing, including removing eleven existing steel columns. The idea currently is for a new W-girder to be framed right below the existing...
  14. McSEpllc

    Modeling and shortening open web steel joist

    Hi Everyone, I am working on a 1952 office building (originally a school, but has been used as an office building for many years), in which there are existing open web steel joists to be shortened. The existing open web steel joists have a custom top and bottom chord in a WT-configuration. The...
  15. McSEpllc

    Model custom shape

    Hi Everyone, I am working on an 1952 building in which there are existing open web steel joists to be shortened. The existing open web steel joists have a custom top and bottom chord in a WT-configuration. The top and bottom chords are made of the 1/8" (deep) x 3 3/8" (wide)flange with a 3/8"...
  16. McSEpllc

    Blast load for grain storage of beer brewery

    Hi Everyone, Where can I find the design blast load for grain storage for a brewery? I have found information on blast loads due to terrorism, but not grain dust. Thanks! Eric Eric McDonald, PE McDonald Structural Engineering, PLLC
  17. McSEpllc

    Entrained air too low

    Hi Everyone, Today the first segments of many site retaining walls were poured. The air content of the concrete of the wall was tested at 2%. Specified are: 4,000 psi concrete, 6% air +/- 1.5%, W/C ratio of 0.4. The mix has 2.85 cu ft of cement, 1 cu ft of type F fly ash, 10.6 cu ft of 1”...
  18. McSEpllc

    Concrete air entrainment too low

    Hi Everyone, Today the first segments of many site retaining walls were poured. The air content of the concrete of the wall was tested at 2%. Specified are: 4,000 psi concrete, 6% air +/- 1.5%, W/C ratio of 0.4. The mix has 2.85 cu ft of cement, 1 cu ft of type F fly ash, 10.6 cu ft of...
  19. McSEpllc

    Structural Fee for Auditorium Design

    Hi Everyone, I am trying to find a fair fee for structural design and CAD for a stand-along auditorium project with a construction value of $6,000,000. The Architect told me the total design fee he is charging the client. With this particular Architect I have been working mostly on schools...
  20. McSEpllc

    Are foundation stem walls part of seismic resisting system?

    Hi Everyone, Currently I am working on a single story, 16,000 SF medical center that is a non-essential facility for building occupancy in Western North Carolina. Per the geotechnical testing the seismic site class is ‘E’. The construction will be residential type stick-framed walls and...

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