 鲜花( 53)  鸡蛋( 0)
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2 i4 M6 ]/ f/ O* I2 p% o& h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:
# f! c9 e3 q1 f1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
/ |; S" K$ V2 g2 D0 q5 e& C2. supporting beams are a bit too far away from each other., i n } T, ~8 w! `: u2 w
3. supporting beams are not level due to earth settlement.
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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.' Z9 J# l, D4 K, @
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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