 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:
2 s8 v( k0 F$ L% h4 |1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.) l" j( J! }0 Z2 r p, e# X5 Z
2. supporting beams are a bit too far away from each other.$ `2 n( N W5 S. V% R: i0 O
3. 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.8 x, u1 W: K& r- v
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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