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:
/ ^! ]3 t6 u& \8 I P1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.9 b2 ~. p( z& X, W
2. supporting beams are a bit too far away from each other.
. o7 ?6 N8 I( A' ~+ C3. supporting beams are not level due to earth settlement.
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2 i- W# E: ]( r- m1 ~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.$ F& m% w& i5 N5 T6 S5 B
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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