Lub tshem formwork rau sawb foundation nrog nws tus kheej ob txhais tes

Qhov koj yav tom ntej tsev yog npaj txhij, nws yog tam sim no tsim nyog los txiav txim seb lub hom av rau lub site thiab kwv yees loj ntawm cov qauv. Tom qab tag nrho, qhov no yog nyob ncaj qha rau ntawm yuav ua li cas los tsim kom tau ib tug zoo dua lub hauv paus. Yog hais tias cov av yog ib qho nyuaj, xoob thiab marshy, qhov zoo tshaj plaws kev xaiv yog sawb foundation. Sawb foundation yog tsa nyob rau hauv ntau yam lug ua los ntawm ntau hom ntawm cov khoom (ntoo, pob zeb, cib, ua vaj tse plag tsev).

Lub ntsiab kom zoo dua ntawm xws li ib tug hauv paus yog nws solidity. Nws yuav mas muaj ceeb thawj thiab yuav kav rau ntau xyoo tsis muaj deformation thiab tej kab nrib pleb uas ua rau nqes hav subsidence thiab txawm lub tsev poob. Heev feem ntau, steel tsim hauv qab daus los yog hauv av pem teb nyob rau hauv lub tsev lub neej yav tom ntej, ces tus siv ntawm lub hauv paus horizontally mus raws li nrog rau hauv qab ntawm lub excavation los yog trench. Tab sis ua ntej koj hliv lub pob zeb ua qauv, tsim nyog rau lub sawb foundation formwork. Nws muaj ob hom ntawm formwork - tshem (ntoo los yog hlau) thiab tshem tau. Rau cov kev siv ntawm mus tas li formwork polystyrene ua npuas ncauj, uas ntxiv ntxiv thermal rwb thaiv tsev thaj chaw ntawm lub hauv paus.

Kauj ruam yog kauj ruam installation ntawm formwork rau sawb foundation

1. Tom qab aligning hauv qab ntawm lub excavation los yog trench yog lawm ua tus sau cushion xuab zeb qhov siab ntawm 100 rau 150 cm, uas yog ua tib zoo compacted.
2. Formwork rau sawb foundation yuav ua tau muaj los yog manufactured lawv tus kheej txhais tes. Noj board los ntawm 20 mus rau 25 hli tuab thiab khob lawv mus rau hauv PDUs. Nco ntsoov mus rau hauv tus account lub fact tias cov boards yuav tsum tau saum toj no lub hauv paus ntawm 50-100 hli.
3. Los ntawm kev ua cov formwork ntawm lub hauv paus, xav txog lub ntsug thiab kab rov tav cov lus qhia. Thaum lub sij hawm installation, tu hais tias nws tsis thim mas thiab sawv ncaj. Ua li no, siv ib tug dej theem los yog ib theem, vim hais tias ntawm cov neeg thiab precision ntawm installation ntawm lub formwork nyob ntawm straightness thiab durability ntawm cov phab ntsa hauv lub tsev.
4. Muab lub laug cam nyob rau hauv lub trench siv racks.
5. Yuav kom tiv thaiv deformation ntawm lub ntaub thaiv npog thiab dabtsi yog khoov thaum lub sij hawm pouring qhob formwork rau sawb cov me nyuam yaus los yog hauv av tam struts. Hauv cov ntoo zaub mounted hlau ntsiab, thiab ces nrog ib tug hlau txuas mus rau lub formwork.
6. Ntsaws tag nrho cov phab ntsa formwork nrog kev pab los ntawm cov duab los qhia, felts los yog daim ntawv, los txo cov kev noj kev ua vaj tse.
7. Yog hais tias koj lub qhov rau lub hauv paus yog tsis heev sib sib zog nqus los yog khawb los ntawm txhais tes thiab av rau ntawm qhov chaw zoo ua qoob los yog av nplaum, lub formwork rau sawb foundation tej zaum yuav tsis tsim nyog. Lub luag hauj lwm ntawm lub formwork nyob rau hauv xws li ib tug trench phab ntsa yuav ua lawv tus kheej.
8. Poured ua vaj tse, compacted rammers los yog los ntawm txhais tes, ces tos nws hardens (tsis pub dhau 21 hnub). Peb ua li no nyob rau hauv thiaj li yuav tshem cov huab cua hnab ris.
9. Ces retracted formwork rau sawb foundation. Yog hais tias koj tsis tau siv lub formwork, nws yog tsim nyog los tshem tawm cov av ntawm lub neej yav tom ntej ntawm lub qab daus nrog kev pab los ntawm tshwj xeeb cov khoom.
10. Lub puab ntsug phab ntsa ntawm lub hauv paus waterproofing qualitatively siv kub bitumen.
11. Koj muaj peev xwm npaj mus rau qhov kev siv ntawm lub ntsiab phab ntsa ntawm lub tsev.