Video: Dab tsi yog qhov siab tshaj plaws rau 2x6 joist?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Max. Nyob Load 30 lbs/ft2 (1436 N/m2)
| Tshaj siab tshaj plaws (ft-hauv) | ||
|---|---|---|
| Nominal Loj (nti) | Joist Qhov chaw nruab nrab rau qhov nruab nrab (inch) | Ntoo Qib |
| 2x6 ib | 16 | 10' - 11" |
| 24 | 9' - 7" | |
| 2x8 ib | 12 | 15' - 10" |
Tsis tas li ntawd, nyob deb npaum li cas koj tuaj yeem ncav cuag 2x6 Rafter?
Lub rooj hais tias 2 X 6 cov rafters spaced 16 nti ntawm qhov chaw (o.c) tuaj yeem ncua qhov siab tshaj plaws nyob deb ua 13ft5. Lwm qhov kev xaiv yog 2 X 8 cov rafters spaced 24 cm o.c.
Ib tug kuj nug, Kuv tuaj yeem tau txais kev sib tw ntev npaum li cas? Tshaj yog qhov kev ncua deb ntawm kev txhawb nqa, thiab yog ua raws li kev sib xyaw ua ke nrog cov nplaum-nailed APA Rated® sheathing lossis Sturd-I-Floor® panels ntawm qhov tsawg kawg nkaus thickness 19⁄32 (40/20 lossis 20 o.c.) rau ntoo sib nrug ntawm 19.2 los yog tsawg dua, los yog 23⁄32 (48/24 los yog 24 o.c.) rau ib ntoo sib 24.
Tsis tas li ntawd, nyob deb npaum li cas koj tuaj yeem ncav cuag triple 2x6?
A ua 2x6 beam over ib ncua ntawm 10 'foot yuav tsum muaj ntau tshaj li txaus rau lub lawj loads. Qhov siab tshaj plaws ncua rau ib leeg 2x6 ua #2btr daj ntoo thuv yog nyob ib ncig ntawm 9'foot.
Muaj peev xwm thauj khoom ntau npaum li cas tuaj yeem txhawb nqa 2x6?
Hom ntawm thauj khoom nyob rau hauv lus nug yuav kuj txiav txim siab ntau npaum li cas pes a 2 x 6 ka ntawm ntug. Piv txwv li, 2x4 ntoo tuaj yeem tuav 4-lub tog raj kheej cav yooj yim tab sis yuav tsis tuav ib qho loj dua Ntawm qhov kawg, a 2x6 tuaj yeem txhawb nqa lub cav V8 ntawm 600 - 700 lbs.
Pom zoo:
Dab tsi yog qhov siab tshaj plaws rau 2x8 lawj joist?
Hauv cov ntsiab lus dav dav, joists spaced 16 ntiv tes ntawm qhov chaw tuaj yeem ncav cuag 1.5 zaug hauv ko taw lawv qhov tob hauv ntiv tes. 2x8 txog 12 ko taw; 2 x 10 mus rau 15 ko taw thiab 2 x 12 mus rau 18 ko taw. Qhov loj dua lub lawj, qhov loj dua cov joists
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Deck Joist Spacing Joist Spacing (o.c.) 24' Hom Loj Tso Cai Span Yav Qab Teb Pine 2x6 7'-7' 2x8 9'-8' 2x10 11'-5'