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Thread: Span tables for steel
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20th November 2011, 11:51 PM #1
Span tables for steel
Does anyone know if there is span tables for steel for use in building?
Im trying to predesign my house before handing the design to a engineer, I wish to hang a mezzaine floor from a skillion roof(8.5m span) attaching too a center spline wall in a double height room.
I could use lvl's but that kind of rafter span with a hung weight would result in the skillion roof being too thick and chunky(dont want exposed beams or rather swmbo doesnt).....................................................................
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21st November 2011, 08:21 AM #2SENIOR MEMBER
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Yep, this should get you started. The engineer will finalise the details.
http://www.edconsteel.com.au/pdfs/in...el_housing.pdf
Pete
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21st November 2011, 08:39 AM #3
Good information, thank you Pete.
Cheers, crowie
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21st November 2011, 09:05 AM #4SENIOR MEMBER
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Just a tip also. I'm not sure precisely what you're intending to do, but keep in mind that you can support in both compression and tension. I was watching an interesting architectural program the other day and the latter was reminded to me when they hung the end of a beam and then hid the hanger within the wall. The effect appeared to be cantilevered, but was in fact fully supported at each corner. It could be a way to significantly reduce the span without it appearing to do so.
Pete
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21st November 2011, 09:58 AM #5
The 2 beams(inside the skillion roof) will have a roof load and a single point load hanging off them aprox 3m out from the supporting wall(center spline wall), the 1st pic should give you an idea
The roof in these pictures is way too high(still working on that...)the 4th pic is the hanging mezzanine floor this acts as a floating roof over the kitchen area, could possibly use steel cables as hanging struts....................................................................
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21st November 2011, 10:09 AM #6
mmm.....An upstairs workshop, Interesting idea. How do you propose to get your machinery up there..???
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21st November 2011, 10:28 AM #7SENIOR MEMBER
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Ah ok, looks like you're already hanging them. As a matter of interest what are you modelling with, Sketchup?
Pete
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21st November 2011, 11:13 AM #8
Its called Home Designer suite 10
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21st November 2011, 11:18 AM #9SENIOR MEMBER
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Ok, yes I recall using a previous version of that many years ago, I'm sure it's much more powerful these days.
Pete
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22nd November 2011, 09:48 PM #10
Not powerful enough for what I need!
Seems to be aimed at common brick veneer and americain style homes, doesnt really cater for a 60's modern....................................................................
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22nd November 2011, 10:25 PM #11Pink 10EE owner
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22nd November 2011, 10:43 PM #12SENIOR MEMBER
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No I've got other tables for them Mind you I'd be a lot happier if I was dealing a little less in tables and a little more in metal. The aluminium beam is now sitting in a rack, somewhere I expect it will be very comfortable in for the next [insert ludicrously long time here] until I get to build the crane. Sadly the engine lifter is doing all it needs to do, so the motivation to change isn't high. I will however as my shop is weeny, and trying to juggle machines around there with an engine crane is "tricky" to say the least.
Not powerful enough for what I need!
Seems to be aimed at common brick veneer and americain style homes, doesnt really cater for a 60's modern
Pete
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