Dab tsi yog qhov siab tshaj plaws rau 2x6 lawj joist?
Dab tsi yog qhov siab tshaj plaws rau 2x6 lawj joist?

Video: Dab tsi yog qhov siab tshaj plaws rau 2x6 lawj joist?

Video: Dab tsi yog qhov siab tshaj plaws rau 2x6 lawj joist?
Video: Xov Xwm, Vauv Tua Niam Tais Tuag, Yog Vim Dab Tsis 2024, Kaum ib hlis
Anonim

Deck Joist Spacing

Joist Qhov sib txawv (o.c.) 24"
Hom Loj Tso cai Span
Southern Pine 2x6 ib 7'-7"
2x8 ua 9'-8"
2 x10 11'-5"

Kuj tseem paub yog, nyob deb npaum li cas tuaj yeem muaj 2x6 lawj joist ncua?

Decking boards ncua los ntawm joist rau joist . Yog tias koj siv 5/4 decking, joists yuav tsum tsis txhob sib nrug tshaj 16 ntiv tes. Decking ua los ntawm 2x4s lossis 2x6s tau span mus txog 24 nti.

Tsis tas li ntawd, qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x6 lawj?” Txawm li cas los xij, ib txoj cai ntawm tus ntiv tes xoo kom nco ntsoov thaum teb cov lus nug yog cov lus teb feem ntau yog tias yog lub lawj tsim kom zoo, nws tau tsim los tuav. 50 lbs . ib square feet. Nws muaj peev xwm tuav tau ntau qhov hnyav dua li 50 lbs.

Raws li txoj cai, qhov siab tshaj plaws ncua sij hawm rau 2x6 Rafter yog dab tsi?

Max. Nyob Load 20 lbs/ft2 (956 N/m2)

Qhov siab tshaj plaws (ft-in)
Nominal Loj (inch) Rafter Spacing, Center rau Center (nti) Qib Qib
2x6 ib 24 13'
2x8 ua 12 21' - 7''
16 19' - 7''

Ntev npaum li cas ib qho triple 2x6 beam span?

A tig 2x6 hla ib ncua ntawm 10 'foot yuav tsum muaj ntau tshaj li txaus rau lub lawj loads.

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