Kuv puas xav tau kev thaiv ntawm rafters?
Kuv puas xav tau kev thaiv ntawm rafters?

Video: Kuv puas xav tau kev thaiv ntawm rafters?

Video: Kuv puas xav tau kev thaiv ntawm rafters?
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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.

Kuj paub, dab tsi yog noog thaiv?

Noog thaiv yog cov thaiv nruab nrab ntawm cov rafters uas lawv so ntawm lub phaj ntawm sab nrauv phab ntsa ntawm lub tsev. Cov no noog thaiv feem ntau yog 2 × 4's ntawm ntoo uas qhov chaw rafters 2 ko taw sib nrug.

Tsis tas li ntawd, kev thaiv hauv pem teb yog dab tsi? Tom qab ntau pua xyoo ntawm kev pabcuam, pem teb joists nyob rau hauv cov tsev laus tej zaum yuav sag los yog tawg. Txawm li cas los xij, koj tuaj yeem ntxiv dag zog rau joists los ntawm kev ruaj ntseg lwm qhov ntev ntawm cov ntoo mus rau qhov uas twb muaj lawm ntoo , hu ua "tus viv ncaus," lossis txo qis qis pem teb nrog block inserts nruab nrab ntawm lub joists , npe " thaiv ."

Tsis tas li ntawd, 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.

Puas yog trusses 16 ntawm Center?

Tab sis feem ntau, nws tsis muaj teeb meem yog tias qhov sib nrug ntawm truss yog ntawm 12, 16 ,or 24 po. Hloov pauv, cov neeg tsim khoom uas thov 24-nti ntawm- chaw tsim yuav tsum tau qib siab dua ntawm lumber txheeb ze rau 16 -inch rau- chaw tsim.

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