Dab tsi yog qhov sib xyaw zoo tshaj plaws rau cov pob zeb pob zeb?

2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17

Kev sib xyaw ua ke ntawm 1 feem cement: 2 seem xuab zeb :4 ntu coarse aggregate (los ntawm ntim) yuav tsum tau siv rau footings. Lub pob zeb yuav tsum tau muab tso rau hauv ib nrab ib teev ntawm kev sib tov. Brickwork - Muab koj cov pob zeb tso rau hauv koj lub trench.

Ua li no, kuv puas tuaj yeem sib tov kuv tus kheej pob zeb rau footings?

Rau sib tov koj tus kheej pob zeb rau footings andpiers, siv 1 feem Portland cement, 2 qhov chaw huv dej xuab zeb, thiab 3 seem gravel (qhov siab tshaj plaws ntawm 1 nti inch thiab tshwj xeeb tshaj yog ntxuav rau kev sib xyaw ua ke ).

Tom qab ntawd, lo lus nug yog, dab tsi pob zeb kuv siv rau footings? C25 standardized mix pob zeb lub ST2 Pob zeb yog dav ntau yam thiab siv nyob rau hauv ntau lub lag luam thiab domestic tej yaam num. Nws yog feem ntau siv forfootings thiab cov hauv paus, suav nrog pawg pob zeb filling, trench filling thiab reinforced filling, nrog rau kev ua haujlwm dav dav.

Ib yam li ntawd, cov pob zeb yuav tsum tuab npaum li cas?

Phab ntsa Footing Thickness . Rau masonry los yog pob zeb kev tsim kho, yam tsawg kawg nkaus lub hauv paus phab ntsa yuav yog 6 nti. Qhov tsawg kawg nkaus ntxiv qhob footing thickness yuav yog 6 ntiv tes lossis 1-1/2 npaug ntawm qhov ntev ko taw projection los ntawm lub hauv paus phab ntsa, qhov twg loj dua.

Koj yuav ua li cas kom pob zeb muaj zog?

Ntxiv dej ntau dhau thiab koj yuav ua kom puas pob zeb . Koj tuaj yeem ntxiv Portland cement ntau dua rau ntim pob zeb rau ua nws muaj zog dua . Koj tuaj yeem ntxiv hydrated txiv qaub. Rau ua lub zog tshaj pob zeb , cov xuab zeb yuav tsum tau muab los ntawm volcanic lava uas muaj silica ntsiab lus siab.