 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:
. C% w9 o. c8 c1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.0 o0 l0 [- N+ u
2. supporting beams are a bit too far away from each other.2 u+ Q6 X# g4 V$ f# }
3. supporting beams are not level due to earth settlement.4 s' Y9 J$ c, y' B0 a) u
9 f2 ^2 j& a3 I/ VFor 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.
) ]0 J# I1 a- HBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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