 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:
* P/ `* O* M; e% K1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.0 v N7 e" r7 v I" ~' V
2. supporting beams are a bit too far away from each other.
K0 t# T, [5 N' `8 c. E3. supporting beams are not level due to earth settlement.
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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.' `& N3 a( `& x
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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