 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 o7 w4 J( p6 F8 M) P( |: x6 G
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.! l, L, s+ q5 I3 K2 ]
2. supporting beams are a bit too far away from each other.
2 _. d# T1 f6 Q. h( w( d3. supporting beams are not level due to earth settlement.6 Q8 h. @. A1 J9 z0 b9 _/ Z, A
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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.6 X& ?, K0 I S' s' `- f
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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