Video: Nws yuav siv sij hawm ntev npaum li cas rau txoj kev paving kom qhuav?
2024 Tus sau: Taylor Roberts | [email protected]. Kawg hloov kho: 2023-12-16 00:29
Asphalt yuav siv sij hawm rau mus rau kaum ob lub hlis los kho tag nrho, thiab tseem me ntsis ntxiv rau kev puas tsuaj rau lub sijhawm ntawd. Txawm li cas los xij, nws yuav siv sijhawm 48 txog 72 teev rau " qhuav "txaus rau ko taw thiab tsheb tsheb. Qhov no yog rau tshiab asphalt . Rov ua dua asphalt ua tau qhuav hauv as tsis ntev raws li ob peb teev.
Ib yam li ntawd, nws siv sijhawm ntev npaum li cas rau asphalt kom tawv?
kwv yees li ib xyoos
Ib yam li ntawd, koj yuav ua li cas kom asphalt qhuav sai? Yog tias koj xav tau koj lub thaj kom kho sai dua, koj tuaj yeem sim ob peb yam.
- Sau lub qhov rau hauv 2 ntiv tes ntawm sab saum toj nrog pob zeb.
- Ncuav cov khoom txias txias asphalt hla cov pob zeb mus txog 1/2 nti saum toj ntawm lub qhov.
- Txuas lub tshuab ziab plaub hau rau hauv qhov txuas txuas.
Dhau ntawm qhov no, koj tuaj yeem tsav tau sai npaum li cas ntawm txoj kev uas nyuam qhuav ua tiav?
A. As tsis ntev raws li cov menyuam tau ua ob peb kis ntawm cov asphalt tshiab koj muaj tsav rau nws. Qhov ncua sij hawm no yog kwv yees li 5 feeb.
Nws siv sijhawm ntev npaum li cas rau cov tawv dub kom qhuav?
Txoj cai yog, qhov kub thiab txias, qhov ntev nws siv rau blacktop kom qhuav . Yog tias koj tau txais daim ntawv foob ntawm koj blacktop (pom zoo), koj yuav tau tos 24 teev tag nrho rau lub sealcoat qhuav ua ntej tso cai rau ko taw lossis tsheb tsheb.
Pom zoo:
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