headroom
on headroom (c) Jeff R. Filler, 2021 … last year I built a chicken `palace’ (huge coop) for my wife, actually for her chickens. I made sure I found out how high she wanted the roof. It would slope downward, …
Month: July 2021
dead load deflection
Jeff R. Filler, (c) 2021 The dead weight deflection of a beam, rafter, etc. is the amount the beam deflects, bends, sags, due to the `dead weight’ of the things it is carrying, including itself. Going back to the example …
… rafter deflection!
… now for `deflection’ … So far we’ve been dodging the `deflection’ issue. `Deflection’ of a beam, rafter, girder, header … is how much the beam `bows’, or bends. For a beam or rafter supported at it’s ends, the deflection …
Concentrated load check …
Okay, now let’s do a (free, online) check of the concentrated load situation. Note that I am looking at the concentrated load separately from the uniform 20 psf live load … yeah!, the two loads are not taken to act …
rafter check using the AWC Span Calculator
Now let’s check our roof rafter design. Recall that we (I) came up with 2×6 rough sawn (actual dims) stressed to 900 psi, which is probably doable in SP lumber, and likewise doable with 2×6 dimension lumber, but because the …
successfully obtaining a code evaluation report
What makes for successfully obtaining a code evaluation report? (c) Jeff R. Filler, 2021 The use of building products in construction that are not described in the building code, or not described completely in the building code, generally requires the …