International Association of Certified Home Inspectors
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| Structural Inspections Contains discussions about the structural portion of a home inspection. This includes foundations, framing, etc. |
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#16
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End of topic. OK? Last edited by dvalley; 10/7/07 at 5:42 PM.. |
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#17
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#18
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Please Note:
rwand1 is a non-member guest and is in no way affiliated with InterNACHI or its members.
Yes and we don't need an engineer to further assess the situation; okay?
Last edited by rwand1; 7/16/06 at 12:45 PM.. |
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#19
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Ditto, Ditto,
Marcel |
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#20
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And even though David Valley did come up with a good easy fix, (thanks David For those of you that think that this is "wrong and should be corrected", like Raymond quoted above, why specifically are you saying that and what justification are you using. Let me give a little more background. First of all, this is "new", original construction. (The home is basically complete except for some final grading and a few odds and ends) This steel post was not added to "fix" a problem as Mike P. suggested. There are 5 or 6 (can't remember the exact number anymore) of these steel columns, same configuration, supporting a laminated beam consisting of 4 - 2" x 10"s. The beam is the support for the first floor joists and runs the entire length of the basement, approximately 40 - 45' or so. At this point, the local code enforcement inspector "should" have already inspected this area, some time ago. I don't positively know if that's the case, and if it is the case, I don't know what, if anything, was said about the steel columns. My "assumption" is, that if the code inspector had seen these columns back when the foundation was being completed and the first floor started, and thought that they should fixed, the builder would have fixed them by now. But, that's an assumption. And if the code inspector did see the posts, and thought they were acceptable, I still don’t have any problem confronting him or her about it, but I want to be on solid ground. The IRC, as I interpret the sections that may apply to this, seems to be somewhat vague in this area. R407.3, the section dealing with Structural Requirements for Columns states, "The columns shall be restrained to prevent lateral displacement at the bottom end. (they are). Wood columns shall not be less in nominal size than 4 inches by 4 inches and steel columns shall not be less than 3-inch-diameter standard pipe or approved equivalent." (they are 3"). R606.13 regarding Beam Supports, goes on to say, "Beams, girders or other concentrated loads supported by a wall or column shall have a bearing of at least 3 inches in length measured parallel to the beam upon solid masonry not less than 4 inches in thickness, or upon a metal plate of adequate design and dimension to distribute the load safely, …" This is the closest thing I can find in reference to the plates on the columns and it seems somewhat vague. How does one determine if the plate is of adequate design and dimension to distribute the load safely? As I mentioned previously, the plate does at least catch all four 2xs. The points of the plate probably catch half of the two outer 2xs. Of course, as some have mentioned, it would be relatively easy to turn the columns so that the top plates would be perpendicular to the beam, if it's required. But just because it may be an easy fix, I don’t want to request something to be fixed without some sort of justification. I know the builder will want justification, and since this is new construction, I'm fairly certain he's going to want a code reference or something of equal authority. And in case you're wondering, I'm not concerned about pointing out issues that the builder may have to fix. I did, in fact, point out a number of other issues, one of which the only remedy I can envision is to jack hammer out the garage floor and re-pour it. So anyway, can anyone give me anything concrete and specific for me to hang my hat on in regard to the columns' top plates? You might have surmised that I have already submitted my report for this inspection. I filed it last Thursday evening. When I filed it, I did not mention any issue with the columns. After I had grappled with it for a time and couldn't come up with any specific reason to call it out, I decided to let it out at that time. I'm not opposed, however, to amend my report, if I can come up with a good, defensible reason to do so. thanks, Mark </IMG></IMG> Mark MD HI Lic # 30090 BPI Certified Building Analyst PA DEP Radon Cert # 2457 Certified Home Energy Tune-uP Inspector
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#21
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Please Note:
rwand1 is a non-member guest and is in no way affiliated with InterNACHI or its members.
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This top plate support with the straps on ethier side is designed for steel I beam use not built up wood beams in my opinion. |
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#22
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Mark MD HI Lic # 30090 BPI Certified Building Analyst PA DEP Radon Cert # 2457 Certified Home Energy Tune-uP Inspector
Last edited by mlong; 7/17/06 at 2:48 PM.. |
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#23
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#24
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Please Note:
rwand1 is a non-member guest and is in no way affiliated with InterNACHI or its members.
I agree with Dale. The plate should be fasten to the beam when complete.
Realistically and for discussion purposes, how much do you think it would cost to rectify the problem? |
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#25
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Personally, I don't think any "code" would apply here.
This appears (as previously stated) to be a repair/fix to a conventionally framed (rather than engineered) system. Common sense dictates that the beam load be transferred to the column "uniformly," which would mean - reorientation of the plate or bolting/bonding of the beam members, but not necessarily both. In any event, supports like this (at least here in the Shakey State) are considered temporary and typically would not qualify as a permanent repair/fix or retrofit. IF YOUR INSPECTOR IS NOT USING THERMAL IMAGING, YOU'RE NOT GETTING THE WHOLE PICTURE ® Jeff PopeJPI Home Inspection Service Santa Clarita CA (661) 212-0738 Santa Clarita Home Inspection http://www.MyInspector.net |
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#26
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Anyway, since I'm getting some mixed messages about this (some local builders are telling me that this is acceptable and common place), I think that I have decided to recommend something like this to my client. "The top plates of the steel support columns in the basement, are basically parallel with the main floor support beam, and not spanning the entire width of the beam. There is a question and concern as to whether or not the steel support columns are adequately and properly supporting the load of the main floor beam. This inspector thinks that the top plates should be re-oriented (turned perpendicular) in order to more uniformly carry the load of the beam, or additional reinforcement for the laminated beam be installed, such as through bolts. In as much as this part of the structure "should" have already been inspected by the local code enforcement officer, that person may have a different interpretation of what is required in this circumstance. Recommend that client ask builder to produce documentation indicating that local code enforcement official has inspected, approved and signed off on the support columns and beam as they are now configured." So how's that sound? Mark MD HI Lic # 30090 BPI Certified Building Analyst PA DEP Radon Cert # 2457 Certified Home Energy Tune-uP Inspector
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#27
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Real good, and that works for me totally. Believe me, what you see is what will stay, has been there, worked there, and will remain there. Very good deduction on your part, covered yourself and that is all that counts. Since no one has approached the plate to put themselves on the line without a Code backup of some sort, I would have to say that common sense has prevailed. yes it will hold. To point out an additional comforter, most built up beams are of three members only, so the picture might not show the whole picture, if you know what I mean.
Good report. Marcel </IMG></IMG> |
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#28
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#29
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Brian;
sometimes Engineered Drawings do not exist and depends alot on the knowledge of the Builder at hand. Most do a good job. Some are adequate and some are out of line, or just plain do not know. Marcel |
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#30
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Is that true Marcel, you can just build any old thing without a drawing or an engineers/architects stamp I guess I'll be guaranteed lots a work then. |
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