 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:
0 D1 [9 n" u1 y1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.! Z2 I) t- V4 I# k6 M" y# g
2. supporting beams are a bit too far away from each other.
$ M! R* I. m/ m3 _% J. `1 z3. supporting beams are not level due to earth settlement.
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& p- ]$ _1 ]7 XFor 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.% s C7 k4 p/ z* H" I
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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