 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:8 N% C# t F( n' ^. y
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.8 P& i3 G* w, u# j" b* c* C2 i
2. supporting beams are a bit too far away from each other.1 q, p& L7 u9 q& S$ z
3. supporting beams are not level due to earth settlement.9 U/ L8 n! P- V# x, u J
7 ^7 V- l. n: X) F8 g8 eFor 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.# ]9 {- ?3 b; D- @- C4 e3 |
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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