Ntev npaum li cas TJI joist span?
Ntev npaum li cas TJI joist span?

Video: Ntev npaum li cas TJI joist span?

Video: Ntev npaum li cas TJI joist span?
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Anonim

17 ft, 2 po

Hais txog qhov no, qhov ntev npaum li cas tuaj yeem ua tau ib tug ntoo kuv joist span?

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 joist sib nrug ntawm 19.2 lossis tsawg dua, lossis 23⁄32 (48/24 lossis 24 o.c.) rau joist sib nrug ntawm 24.

Tsis tas li ntawd, nyob deb npaum li cas tuaj yeem ua rau hauv pem teb trusses? Pryda pem teb thiab rafter truss cov tshuab tau siv nrog cov txiaj ntsig zoo rau ntau tshaj 15 xyoo los ntawm cov neeg tsim qauv thiab cov tsim. Design Versatility. Qhov ntev ncua muaj peev xwm - txog li 8 meters los yog ntau tshaj - muaj kev haumxeeb tsim kev ywj pheej thiab ua tau tshem tawm qhov xav tau rau sab hauv kev txhawb nqa phab ntsa thiab kab teeb.

Dab tsi yog qhov siab tshaj plaws rau engineered pem teb joists?

Qhov no yog qhov feem ntau raws li qhov raug ncua yog 15ft. Qhov hnyav tshaj plaws joist , nrog rau cov xwm txheej saum toj no, yuav ncua ib siab kawg ua 23ft,8.

Dab tsi yog qhov siab tshaj plaws ntawm 2x10 pem teb joist?

Joist Spans Spaced ntawm 12 ntiv tes, lub joist tej zaum xwb ncua 16 ft 8 po. Ntawm 16 ntiv tes sib nrug, 15 taw 2 ntiv tes thiab 13 taw 3 ntiv tes ntawm 24 nti sib nrug. Siv a joist span rooj xws li cov uas pom nyob rau hauv seem Resources los txiav txim qhov siab kawg 2-by-10 joist spans rau lwm hom thiab qib ntoo.

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