 鲜花( 53)  鸡蛋( 0)
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+ M5 }/ O, d7 o5 j9 N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:
$ g- j8 M! B+ _( ]( V1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose./ \& _/ W$ O. g! R# Q) d3 a
2. supporting beams are a bit too far away from each other.
' v7 K+ v% h; F g( C Z3. supporting beams are not level due to earth settlement.. U9 _# R2 x. O. G2 C, l
2 a( s2 l& d& l1 J- hFor 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.
$ u* V8 v9 Y# l' W5 [* t* DBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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