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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: 2 p; k3 C' V% ^0 s% L1. sub floor did not hold tight to the floor joists. Screws are doing better than nails for this purpose. 7 H% c/ o' \+ r2 q% v T2 x2 ?2. supporting beams are a bit too far away from each other. % K& w! A; r5 i u3. supporting beams are not level due to earth settlement.6 \) g2 \; X1 {9 x; g
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For 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.6 A! P: N& |9 j" f5 I u0 R: N" M' y
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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Try the Troubles Shooter (TV media), they will look into it and make it public on tv if it is really the builder's fault.
1, TAKE VIDEO; 3 N Z$ a, X$ W7 P, j2 h- P. k2, WRITE FORMAL LETTER TO BUILDER AND SAK THEM WRITE DOWN FOR YOU. 2 m, U/ ?" y0 o0 o白纸黑字,谁都受不了。ASK THIS BUILDER WRITE DOWN "过一段时间(也许6个月)will set down".8 E2 p0 f r+ ~! k& t4 G7 y, |
3, THEN YOU KNOW WHAT IS HAPPENNING.