Video: Yuav ua li cas koj xam deck load?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Rau xam tus thauj khoom , koj yuav tsum siv 40 lbs ib square feet rau nyob loads (cov no yog variable loads uas muaj zog xws li qhov hnyav ntawm tib neeg thiab rooj tog) thiab 15 lbs ib square feet rau cov neeg tuag loads (qhov no yog qhov hnyav ntawm cov khoom siv rau kev tsim kho ntawm lub lawj ) rau tag nrho thauj khoom hnyav 55 lbs ib
Ua raws li qhov no, koj yuav ua li cas xam cov peev txheej ntawm lub lawj?
Rau txiav txim qhov siab tshaj plaws load peev ntawm koj lawj , pib los ntawm xam nws tag nrho cheeb tsam thiab muab 50 psf. Yog li 100 sqft lawj yuav tsim los txhawb nqa 5000 lbs. Tsis txhob tsis meej pem nrog dab tsi hnyav tej zaum koj yuav xav lossis xav tau thauj khoom tus lawj nrog.
Kuj Paub, dab tsi yog qhov nyob load ntawm lub lawj? Rau tsev nyob lawj , txoj cai xav kom nws tsim los txhawb qhov tsawg kawg nkaus 40-psf nyob load . Cov nyob load yog lub zog sab nraud siv rau a lawj vim cov dej num ntawm nws siv. Tib neeg, rooj tog zaum thiab lwm yam khoom txav tau, lub cev ntawm lub lawj nyob hauv qab nyob load.
Tom qab ntawd, qhov hnyav npaum li cas tuaj yeem tuav 2x4 lawj?
Ib 10 feet ntev 2x4 ua nqa ib tug uniform thauj khoom ntawm 40 phaus ib ko taw (400 lbs tag nrho thauj khoom ) yuav muaj lub sijhawm khoov siab tshaj plaws ntawm qhov nruab nrab ntawm qhov ntev ntawm 1000 ft-lbs.
Qhov hnyav npaum li cas lub lawj tuav tau ib square feet?
50 lbs
Pom zoo:
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