 鲜花( 53)  鸡蛋( 0)
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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:
8 w7 @" E* X7 _' p D; R+ M- c1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.8 @/ |' j9 v3 X( J( c, r
2. supporting beams are a bit too far away from each other.# c; h. B8 i( H) B' Q" Q
3. supporting beams are not level due to earth settlement.+ _5 ~) j3 R* v9 [) A
/ G' h0 h: d& g8 f7 [% {For 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.
/ I4 ]' {" p9 i5 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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