Yuav kho li cas yog tias qhov nruab nrab ntawm HDEP ob - phab ntsa corrugated yeeb nkab raug txiav?

Yuav kho li cas yog tias qhov nruab nrab ntawm HDEP ob - phab ntsa corrugated yeeb nkab raug txiav?

1. Tom qab HDPE ob chav - phab ntsa corrugated yeeb nkab tau muab tso rau, phab ntsa ntawm cov yeeb nkab yog ib feem puas vim yog yam tsis tau xav txog. Thaum thaj tsam ntawm qhov puas tsuaj los yog qhov ntev thiab qhov dav ntawm qhov tawg tsis dhau qhov kev cai, kev ntsuas kev kho tuaj yeem muab tshuaj.

2. Thaum txoj kab uas hla los yog sab ntev ntawm lub qhov puas ntawm HDPE ob chav - phab ntsa corrugated yeeb nkab phab ntsa tsis ntau tshaj 20mm, lub voj voog phaj nrog ib txoj kab uas hla tsis tsawg dua 100mm thiab cov khoom siv tib yam li cov yeeb nkab. tuaj yeem muab tshuaj txhuam nrog PVC yas bonding hnyav rau sab nraud.

3. Thaum qhov kev puas tsuaj hauv zos ntawm cov yeeb nkab phab ntsa yog 20-100mm, PVC yas nplaum nplaum tuaj yeem siv los muab cov phaj ncig tsis pub tsawg dua qhov siab tshaj plaws ntawm lub qhov ntxiv rau 100mm nrog cov khoom siv tib yam li cov yeeb nkab.

4. Muaj cov kab nrib pleb hauv zos ntawm cov yeeb nkab phab ntsa. Thaum qhov ntev ntawm qhov tawg tsis ntau tshaj 1/12 ntawm lub voj voog ntawm cov yeeb nkab, ib lub phaj uas muaj qhov ntev ntau dua qhov tawg qhov ntev ntxiv rau 100 hli thiab qhov dav ntawm tsis pub tsawg tshaj 60 hli thiab cov khoom siv tib yam li cov yeeb nkab tuaj yeem pasted. ntawm qhov tawg. Ob qhov kawg ntawm lub phaj yuav tsum txiav rau hauv voj voog arcs.

5. Ua ntej yuav kho, cov dej hauv cov yeeb nkab yuav tsum tau muab tshem tawm ua ntej, thiab qhov puas ntawm cov yeeb nkab phab ntsa yuav tsum tau muab txiav nrog ib tug scraper, thiab ntxuav nrog dej. Rau qhov tshwj xeeb- cov kav dej zoo li cov phab ntsa, cov tav nyob rau hauv patching ntau yuav tsum tau muab tshem tawm, thiab tom qab ntawd smoothed nrog cov ntawv xuab zeb lossis cov ntaub ntawv.

6. Ua ntej kev sib txuas, lub hauv paus nto ntawm qhov sib txuas yuav tsum tau txhuam nrog cyclohexanone, thiab cov kuab tshuaj sib txuas yuav tsum tau txhuam kom sai li sai tau tom qab ziab. Lub phaj siv rau sab nraud yuav tsum yog arc phaj txiav los ntawm qhov sib txuas ntawm cov yeeb nkab nrog tib txoj kab uas hla. Sab hauv ntawm daim ntawv affixed sab nraud yuav tsum tau muab ntxuav ua ntej, thiab tom qab ntawd lub hauv paus saum npoo yog pleev xim rau nrog cyclohexanone, thiab tom qab ntawd cov khoom hnyav yog pleev xim rau.

7. Rau qhov tsis loj dua 20mm, tom qab pasting tiav, nws tuaj yeem qhwv thiab kho nrog geotextile, thiab cov av tuaj yeem rov qab tau tom qab kho rau 24 teev; rau lub qhov thiab cov kab nrib pleb loj dua 20 hli, tom qab pasting tiav, nws tuaj yeem qhwv thiab kho nrog cov hlau lead.

8. Tom qab kev kho cov kav dej tiav lawm, lub hollowed tawm ib feem ntawm lub hauv qab ntawm cov yeeb nkab yuav tsum tau rov qab thiab compacted nrog coarse xuab zeb raws li qhov yuav tsum tau ntawm lub kaum sab xis.

9. Txhawm rau kho cov kav dej puas lawm, chav tsev tsim kho yuav tsum tau txais kev tso cai los ntawm chav tswj hwm thiab ntawm - tus saib xyuas qhov chaw ua ntej; rau kev puas tsuaj rau hauv qab ntawm cov kav dej, nws yuav tsum tau txais kev tso cai los ntawm lub tsev tsim ua ntej yuav siv.

10. Yog hais tias siv electrode vuam kho los yog dej tshuaj - nres tus neeg sawv cev thiab lwm yam dej xau- nres kev kho, nws tsuas yog siv tau tom qab tau txais kev pom zoo los ntawm chav tswj hwm.

11. Thaum qhov luaj li cas ntawm qhov puas ntawm cov raj xa dej ntau tshaj cov kev cai ntawm cov kev cai saum toj no, cov kav dej puas yuav tsum tau hloov. Thaum tsis muaj qhov tshwj xeeb txuas cov yeeb nkab fittings ntawm qhov hloov PE ob - cov yeeb nkab phab ntsa corrugated thiab cov kav dej nteg, masonry tshuaj xyuas qhov dej los yog cov qhov dej sib txuas tuaj yeem txuas tau.