 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:
6 ]' }% ~% s9 ^3 \. p1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.; F- j; @# }' e+ P1 B% r
2. supporting beams are a bit too far away from each other.
; W! |4 \9 D& ?" u3. supporting beams are not level due to earth settlement.
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9 i t1 _- N0 [6 `' gFor 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.
: a) ]/ y2 N0 F5 f2 Y/ |* QBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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