鲜花( 53) 鸡蛋( 0)
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5# manyu
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3 Z; r0 F, F- S \; z9 J2 L. b- j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:
+ e" W% V! T0 \1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.0 L$ w+ b4 A& L; `4 t7 B. Y
2. supporting beams are a bit too far away from each other.
; U% R9 m! E& Q3. supporting beams are not level due to earth settlement.
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}; \8 _0 \( q0 LFor 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.8 i& F- \$ \5 A% 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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