 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:
* H# b6 Q8 J& j: q1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
2 p% U' c9 R$ A3 t9 p2. supporting beams are a bit too far away from each other.
5 m9 G8 t$ B; U( e/ q4 s. y& T# D( d3. supporting beams are not level due to earth settlement.0 |0 _0 Y0 j: U3 P2 `1 O: Q
( q, _5 ]5 u3 d# K" KFor 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.3 x8 b, c8 D3 o) M: g
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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