Cov txheej txheem:

Koj muab footings nyob qhov twg?
Koj muab footings nyob qhov twg?

Video: Koj muab footings nyob qhov twg?

Video: Koj muab footings nyob qhov twg?
Video: Billy Xiong-Koj Nyob Qhov Twg Kuv Nyob Qhov Ntawd 2024, Kaum ib hlis
Anonim

Pib nrog koj ib puag ncig, khij qhov chaw ntawm txhua tus lawj ncej tas los nrhiav txoj hauj lwm haum. Feem ntau, cov ntawv yuav tsum tau sib nrug tsis pub ntau tshaj 8 ko taw sib nrug. Qee tus neeg tsim khoom tso lawv txhua 4 ko taw rau ib lub thav duab nruj. Qhov siab tshaj plaws nyob nruab nrab ntawm footings yog txiav txim los ntawm qhov loj ntawm koj cov khoom joist.

Ua li no, kuv yuav ntsuas kuv lub lawj footings li cas?

Taw taw thaj tsam. Cov qauv Kuv siv los xam footing cheeb tsam yog (tributary load + net pob zeb) ÷ av bearing peev xwm. Ntawm no, kuv yuav siv 1,500 psf rau cov av muaj peev xwm. (1, 912.5 lb. + 120 lb.)

Ib yam li ntawd, cov ncej yuav tsum tau teeb tsa hauv 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.

Yog li ntawd, kuv xav tau pes tsawg footings rau 12x12 lawj?

Rau ib qho txuas 12 x 12 po ' lawj , koj yuav xav tau yam tsawg kawg 3 footings , ntxiv rau tsawg kawg 2 ntxiv yog tias koj tab tom npaj tsim cov ntaiv nrog nws. Yog koj lawj yuav yog qhov sib txawv me me, nws yooj yim los xam tawm ntau npaum li cas koj yuav xav tau.

Yuav ua li cas koj khawb footings rau lub lawj?

Cov lus qhia txog qhov project

  1. Xyuas kom muaj qhov ruaj khov.
  2. Khawb footing qhov txog 6 nti tob dua li qhov xav tau.
  3. Sau rau hauv qab ntawm lub qhov nrog 6 ntiv tes ntawm pob zeb thiab muab cov pob zeb sib dhos nrog 2x4 lossis ntoo ncej.
  4. Ntsuas thiab khij lub QUIK-Tube rau lub qhov tob thiab siv ib txhais tes los txiav lub raj kom ntev.

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