 鲜花( 53)  鸡蛋( 0)
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5# manyu
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0 J( m" [% Q/ @2 b. n. |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 w' X1 x+ }( {1 p1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.+ J& Y- B. Y1 R/ _
2. supporting beams are a bit too far away from each other.6 i; z7 q6 \1 k1 C) {
3. supporting beams are not level due to earth settlement.; l+ D& f% u- i; n* \7 b6 f: m: e
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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.! D" P- d( }) t ]
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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