 鲜花( 53)  鸡蛋( 0)
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5# manyu
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- L( p6 u' M/ z f. v# c! e# {2 V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:
& W0 p1 s0 e1 Z7 j2 Z1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
# A O( m& A& l5 s2. supporting beams are a bit too far away from each other.# O7 Q/ L& Z% K5 I/ ~
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.
' D% _) P, k, V; ?1 k* X( A' w4 Y- {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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