 鲜花( 53)  鸡蛋( 0)
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5# manyu - i0 S- r: Z9 |2 }1 j7 A% ?8 k
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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:
9 B- ?7 J5 v9 W" ?" }' _5 ^1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.2 P2 |, z2 |2 B0 N( d
2. supporting beams are a bit too far away from each other.; p' l2 Y: t t0 ]
3. supporting beams are not level due to earth settlement.4 ^% j3 h# S* v6 A+ x
9 F7 G1 I5 _. U# K% O# y# ZFor 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 J" n+ d3 y8 s+ E+ VBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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