Video: Ntev npaum li cas tuaj yeem ncav cuag ntoo?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Thaum txhawb joists tias ncua 12 ko taw tsis muaj overhang tshaj qhov nqaj , ib ob ply beam tau span hauv taw tus nqi sib npaug rau nws qhov tob hauv ntiv tes. Ib ob 2 x 12 beam tau span 12 ko taw; ib (2) x 10 tau span 10 feet thiab lwm yam.
Xav txog qhov no, cov ntoo loj npaum li cas tuaj yeem ncav cuag 20 feet?
Max. Nyob Load 60 lbs/ft2 (2873 N/m2)
| Qhov siab tshaj plaws (ft-in) | ||
|---|---|---|
| Nominal Loj (inch) | Joist Spacing Center rau Center (inch) | Qib Qib |
| 2 x12 | 24 | 13' - 2" |
| 2 x14 | 12 | 20' - 10" |
| 16 | 18' - 0" | |
Ib tug kuj yuav nug, puas tau 2x4 ncua 12 ko taw? Yog lawm 12 ft ib . yog ntev rau ib 2x4 ua.
Nyob rau hauv txoj kev no, deb npaum li cas tuaj yeem 2x4 ncua yam tsis muaj kev txhawb nqa?
Hauv cov ntsiab lus dav dav, joists spaced 16 ntiv tes ntawm qhov chaw tau span 1.5 npaug ntawm taw lawv qhov tob hauv ntiv tes. A 2 x 8 mus rau 12 ko taw; 2 x 10 mus rau 15 ko taw thiab 2 x 12 mus rau 18 ko taw.
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.
Pom zoo:
Ntev npaum li cas koj tuaj yeem ncav cuag 4x6?
Pom tseeb, qhov nqaj loj dua, qhov deb dua nws tuaj yeem hla nruab nrab ntawm cov ntawv. Lub Redwood 4x6 beam yuav tsum tsis pub ntau tshaj 6 'ntawm kev txhawb nqa
Ntev npaum li cas koj tuaj yeem ncav cuag 2x6 Rafter?
Max. Nyob Load 20 lbs/ft2 (956 N/m2) Qhov siab tshaj plaws (ft - in) Nominal Size (inch) Rafter Spacing, Center to Center (inch) Lumber Qib 2 x 6 12 16' - 4' 16 14' - 11 '24 13'
Ntev npaum li cas koj tuaj yeem ncav cuag decking?
Feem ntau cov ntaub ntawv sib xyaw ua ke, zoo li Trex composite decking, yuav tsum muaj qhov tsawg kawg nkaus joist spacing rau kev sib xyaw decking ntawm 16 'ntawm qhov chaw nruab nrab rau decking ncaj thiab 12' ntawm qhov chaw joist spacing rau 45-degree lub kaum sab xis ntawm kab pheeb ces kaum
Ntev npaum li cas koj tuaj yeem ncav cuag ob npaug 2x12 nqaj?
Ob chav 2x12 nqaj tuaj yeem hla 12 taw; a (2) 2x10 tuaj yeem ncua 10 taw thiab lwm yam
Ntev npaum li cas lub pob zeb pob zeb ncav cuag?
Lawv kuj feem ntau nqa peb lossis plaub ntxiv rau ntawm chutes. Yog li qhov siab tshaj plaws tag nrho chute ntev yog me ntsis ntau dua 16 ko taw, nyob ntawm hom thiab qauv tsheb. Qhov tseeb nyob ntawm qhov sib xyaw tsim thiab cov pob zeb qis tuaj yeem taug kev nqes mus txog 40 ko taw ua ntej sib cais sib cais ua teeb meem