 鲜花( 53)  鸡蛋( 0)
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5# manyu
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4 y8 ^4 ^9 u k2 R- @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:* d4 f3 ]" e+ R" O- G+ G) ]" m
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
, B. i( y' j8 K+ e/ l1 |2. supporting beams are a bit too far away from each other.
1 S$ N* c6 N! O) {2 D3. supporting beams are not level due to earth settlement.9 }4 A) s4 j2 ?. ~2 ^0 t3 w
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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.. E4 ]4 g3 e# \# }6 E, ?- x
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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