Cov txheej txheem:

Kuv yuav thaiv rafters li cas?
Kuv yuav thaiv rafters li cas?

Video: Kuv yuav thaiv rafters li cas?

Video: Kuv yuav thaiv rafters li cas?
Video: Yuav ua li cas quav strawberries 5 feeb Japanese kab lis kev cai 2024, Kaum ib hlis
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Cov lus nug tseem yog, kuv puas xav tau kev thaiv ntawm rafters?

Thaiv ntsia nruab nrab tus cov rafters los yog qab nthab joists yuav tsum tau ib tug ntiv taw-nailed kev twb kev txuas mus rau sab saum toj phaj siv yam tsawg kawg nkaus ntawm peb 8d lub thawv los yog ib tug rau tes rau txhua thaiv . ntiv taw nailing yuav tsum tau ua kom raug yog tias tus xav tau kev hloov ntawm loads yuav tshwm sim; yog li ntawd, xyuas kom cov rau tes ua tsis cais ntoo.

Ib tug kuj yuav nug, truss thaiv yog dab tsi? Kev Txhaum Cai Vaj huam sib luag. Ib qho kev qhia tshiab hauv 2009 IRC1, thiab nqa mus rau cov ntawv tshiab tshiab, yog kev siv thaiv panels nruab nrab ntawm lub ru tsev cov ntaub txuas cov cov ntaub mus rau braced phab ntsa panels hauv qab no yog lub pob taws qhov siab siab dua 9¼.

Ib yam li ntawd, tib neeg nug, ua li cas koj ntsia thawv thaiv?

Siv rab phom loj tag nrho

  1. Txiav cov blocks kom lawv haum nruj.
  2. Muab lawv tso rau hauv qhov chaw uas lawv nyob li 1/4 nti ntawm qhov koj xav tau, vim tias thaum tus ntsia thawv phom tawm nws yuav thawb.
  3. Ua ib tus ntiv taw hla txog 1 1/2 ntiv tes ntawm qhov thaiv rau hauv lub pob.
  4. Fine tune nws nrog koj rauj thiab tom qab ntawd ua lwm yam ntawm cov ntsia hlau.

Puas yog lub qab nthab joists khiav perpendicular rau rafters?

Rafter ties tiv tus sab nraud thrust uas cov rafters exert rau sab nrauv phab ntsa. Thaum twg qab nthab joists khiav perpendicular mus rau cov rafters , cov neeg soj ntsuam tuaj yeem pom rafter ties ntsia saum toj no qab nthab joists raws li framing cov tswv cuab txhua 4 ko taw khiav saum toj no qab nthab joists txuas kev tawm tsam cov rafters.

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