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What dimension do i need in a laminated beam of wood with 10cm with, when the distanse between bearing points is 5m an the power pressing on the beam is 1300kp/m, and egally all the way over the beam?
The hight of the beam?

2007-08-27 10:27:51 · 2 answers · asked by anordtug 6 in Science & Mathematics Engineering

2 answers

http://courses.cit.cornell.edu/arch264/cuhk/courseNotes/timber/timber.html
here is a good spot ...or just look for modulus of elasticity wood...there is tons of stuff..You might note though that wood is a plastic media and not all wood acts alike ..it has some moment of rotation in one direction ,,none in others is has a season (or lifetime limit for stress) its pretty complex is what I'm trying to say. Once you thinks you got all you need remember to add 25% to the cross section and cut the spans by 20%...scared yet..well in 40 years of messing with green grey brown .."YELLAR" and everyhing in between i learn something new every day....good luck from the E....

2007-08-27 10:44:11 · answer #1 · answered by Edesigner 6 · 0 0

See the following website for a pretty complete explanation:

http://courses.cit.cornell.edu/arch264/cuhk/courseNotes/timber/timber.html

2007-08-27 16:07:53 · answer #2 · answered by gatorbait 7 · 0 0

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