 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:8 o, g: G3 M/ {4 |6 _5 p
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.2 H5 R& k* [4 S+ E8 V+ u/ ^( C' C
2. supporting beams are a bit too far away from each other.
1 i. D$ v# R; s3. supporting beams are not level due to earth settlement.% v7 Q+ I2 K: t7 Y+ |2 _/ A8 s
% S3 I- I+ b$ @! [( u. R6 e2 _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.; z" g' K' Q. z6 c+ o8 D
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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