 鲜花( 53)  鸡蛋( 0)
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5# manyu
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+ ?6 M% w8 C8 m2 u9 N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:
2 _; F' c8 j+ y8 X6 h% r9 F6 X1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.2 ^. i7 j0 _) p: w5 l7 E
2. supporting beams are a bit too far away from each other.; y+ r, A l Y% Z& W3 `0 y2 b
3. supporting beams are not level due to earth settlement.( `5 f$ ~1 F2 h5 @
- q; P. `" j* X7 \4 IFor 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.
$ t, L, G! R8 q6 P4 DBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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