 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:+ D+ |# Y% P% {
1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.' G$ d. v; @, O I: n/ m C. K
2. supporting beams are a bit too far away from each other.$ h7 N* _% l% S+ q$ z
3. supporting beams are not level due to earth settlement.' N% Z7 T/ r% q" \5 ^
: J- t% \. n3 pFor 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 _2 {$ K" w6 ?; s: sBut anyway, insist the builder to fix the problem right away, don't let them get away with 6 months time. |
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