 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:
% H7 P+ k J4 j f* t: l1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
9 i! r: H/ M5 K( c9 i6 {2. supporting beams are a bit too far away from each other.6 v/ x1 r- ?2 L# s
3. supporting beams are not level due to earth settlement.; ^8 F2 r: s! K- S* s2 j5 I
) g) i+ w$ @- d8 k# ]4 {. gFor 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.
7 E/ `: ~& T$ ~- E9 s aBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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