Koj puas xav tau rebar rau lawj footings?
Koj puas xav tau rebar rau lawj footings?

Video: Koj puas xav tau rebar rau lawj footings?

Video: Koj puas xav tau rebar rau lawj footings?
Video: Puas tau tev ntawv / by POV YAJ / nkauj tawm tshiab 2021 Official 2024, Kaum ib hlis
Anonim

Siv Rebar rau pob zeb Deck Footings . Footings nrog thaj tsam loj lossis thaj av tsis ruaj khov tuaj yeem tau txais txiaj ntsig los ntawm kev ntxiv rebar tiv thaiv kev tawg. Thaum twg rebar yog muab tso rau hauv ib ko taw , nws yuav tsum yuav tsum tau ua kom tiav hauv pob zeb los ntawm qhov tsawg kawg ntawm 3 ntiv tes ntawm txhua sab.

Ib yam li ntawd, nws tau nug, koj puas yuav tsum siv rebar nrog sonotube?

Txhawm rau txhawb nqa lub nqaj rau lub tsev nyob, ua ib Sonotube pier xav tau ib yam rebar ? A. Peb feem ntau pom zoo kom tsawg kawg yog ob daim ntawm #4 rebar muab tso rau vertically nyob rau hauv ib tug 8-inch-diameter pob zeb pier txhawb ib tug qauv. Ib lub pier loj dua yuav tsum muaj plaub los yog ntau daim ntawm ntsug rebar.

Qhov thib ob, ua li cas koj muab rebar rau hauv footings? Nws yog ib txoj cai dav dav uas yuav tsum tau muab tso rau ntawm qhov nro sab hauv qab ntawm lub ko taw . Hauv ib square ko taw , rebars muab tso rau uniformly nyob rau hauv ob txoj kev. ACI code xav kom tus rebars yuav tsum muab tso tsis pub tshaj 18 nti sib nrug.

Ua raws li qhov xav tau, kuv xav tau ntau npaum li cas rebar rau footings?

Txiav txim siab tus nqi ntawm xav tau rebar rau cov footings . Feem ntau, ib tug stick ntawm rebar rau 8cm ko taw dav yuav txaus. Yog koj footings yog 16 nti dav, koj yuav xav tau ntxiv ob sticks ntawm rebar raws qhov dav ntawm lub ko taw ; txawm li cas los xij, yog tias koj footings yog 24 nti dav, koj yuav xav tau peb sticks.

Puas yuav tsum tau teeb tsa cov pob zeb ua pob zeb?

A deck post yuav tsum ib txwm muab tso rau saum taw, tsis yog sab hauv pob zeb vim nws tuaj yeem tawg. Thaum twg pob zeb yog nchuav ib ncig a qab pos ua li no, cov ncej yuav rot vim noo noo buildup los ntawm cov av.

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