 鲜花( 53)  鸡蛋( 0)
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5# manyu
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- Y6 e- C" I, i4 s6 P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 `" ~, d. ]& p" M0 ?; G+ `) ]
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
7 }+ W% ~$ c* v" O7 U' r2. supporting beams are a bit too far away from each other.8 B2 Z; T( T S4 w
3. supporting beams are not level due to earth settlement.
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% P* ^, U9 d# }$ @. vFor 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.
' F8 r' w9 _6 ?( h& d& R MBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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