 鲜花( 53)  鸡蛋( 0)
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5# manyu
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6 L: l! M' Q% N8 W' U& f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:
" N# p4 a5 Y' L, D* G8 m1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.8 {1 [) v, U0 h' G
2. supporting beams are a bit too far away from each other.
" F3 {- m! f; M. z3. supporting beams are not level due to earth settlement.
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6 I9 e& f7 h/ e- |0 j; W! I( F+ tFor 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./ V2 m8 s: P" ?
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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