 鲜花( 53)  鸡蛋( 0)
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3 a& e1 j$ _: L5 o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:
0 o2 Z0 E1 l% W1 a, P1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose.
" @$ f) k! v$ U9 q6 V- b2 Z2. supporting beams are a bit too far away from each other.1 A a, z- O/ c7 B* C4 i
3. supporting beams are not level due to earth settlement." Y R0 Z. C3 F w0 L% h
- |( t! E3 ]% X3 h4 l- JFor 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. g& ]+ M" f1 Y z5 d5 j2 P* c
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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