 鲜花( 53)  鸡蛋( 0)
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5# manyu
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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:
- o" h7 n; I9 W; Q" _! Z1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
1 {: _" S& D& C0 B L3 u% v2. supporting beams are a bit too far away from each other.1 P$ U% ~( A( O, X
3. supporting beams are not level due to earth settlement.
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9 x4 R$ b; U; m7 [5 R2 @) rFor 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.0 b. v3 V& f: n, h! W" K; i0 D* x% y
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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