 鲜花( 53)  鸡蛋( 0)
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5# manyu
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找回以前的貼子,對我來說也不容易,還是簡單再說一遍好了 Possible causes are:
|, p* c8 \- b7 t- N# g% S1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
; l& I$ c5 z: n* T) E: K3 m2. supporting beams are a bit too far away from each other., @4 t* j, E. i+ P: Y
3. supporting beams are not level due to earth settlement.- c0 T6 X2 O# x" i
! Y: A; n* [" Y" j$ AFor 2, you may need someone with engineering knowledge to find out, but there should be a building code governing the span distance. For 3, you can go down the basement to do a visual check yourself./ M' `/ U% ]2 F" q
But anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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