1, filimu yolimba, yolimba, yogwira ntchito bwino yomanga, yogwirizana bwino ndi konkire, msewu wa phula, njira za njinga, ndi zina zotero;
2, kuumitsa mwachangu, kapangidwe kosavuta, palibe kusungunuka ndi kutentha panthawi yomanga;
3, yosalowa madzi komanso yosatentha,yogwiritsidwa ntchito kwambiri;
4, yochokera m'madzi, yopanda poizoni komanso yosakwiyitsa, yotetezeka kwambiri, yosayaka, yosaphulika;
5, palibe matayala, palibe kutuluka magazi, kuuma mwachangu,kuchepetsa nthawi yomwe misewu yatsekedwa.
1. Chizindikiro cha msewu, mzere wa magalimoto, malo ogwirira ntchito, chizindikiro cha nyumba yosungiramo katundu;
2, chizindikiro cha pansi chamkati ndi chakunja;
3.Mitundu yonse ya miyala ya asphalt kapena simentimonga misewu ikuluikulu, misewu yapamwamba komanso misewu ya m'mizinda.
| Zinthu | Ziyeneretso | |
| Mkhalidwe wa chinthu chomwe chili mu chidebe | Palibe kuyika makeke, mawonekedwe ofanana mutatha kusakaniza | |
| Filimu | Mtundu wosalala filimu | |
| Zinthu zosasinthasintha, % ≥ | 60 | |
| Kuchulukana | 1.35kg/L | |
| Kukhuthala kwa filimu youma, um | 50 | |
| Kuphimba % (300μm filimu yonyowa) ≥ | choyera | 95 |
| Wachikasu | 80 | |
| Kumatira (njira yojambulira mozungulira), giredi, ≤ | 5 | |
| Nthawi yowumitsa matayala osalumikizidwa, mphindi, ≤ | 20 | |
| Kukhuthala kwa KU | 80~120KU | |
| Kukana kuvala (200 rpm / 1000 g kuchepetsa thupi mg), ≤ | 40 | |
Maziko a konkriti amafunika kupitirira masiku 28 kuposa momwe amagwiritsidwira ntchito mwachilengedwe, chinyezi cha <8%, nthaka yakale kuti achotse mafuta, dothi ndi zinyalala kwathunthu, kusunga koyera komanso kouma ndipo nthaka yonse, ming'alu, malo olumikizirana, malo ozungulira ndi opingasa zagwiridwa bwino (kulinganiza putty kapena resin mortar)
Kukonza pamwamba: Panjira payenera kukhala paukhondo komanso pouma popanda zigawo zotayirira, mafuta ndi zinthu zina zodetsa.
Kutentha ndi chinyezi cha nyumba: kutentha kozungulira pamwamba pa 8 °C, kutentha kochepera 85%.
Njira yomangira: yopanda kupopera mpweya, kutsuka, kupukuta ndi ma roller.
Kuyeretsa: Madzi oyera.
Malangizo omanga:
1. Konzani m'lifupi ndi mtunda wa mzere pamwamba pa msewu ndi chophimba nkhope kapena tepi;
2, penta utoto wolembera mkati mwa pepala kapena tepi yopangidwa ndi nsalu;
3, utoto ukatha, ndi zina zotero, utoto wouma ukatha, dulani pepala kapena tepi yopangidwa ndi nsalu.
Chogulitsacho chiyenera kusungidwa mu chidebe chotsekedwa kuti chipewe kutentha kwambiri, kuwala kwa dzuwa mwachindunji komanso kuzizira kwambiri. Nthawi yosungira ndi kusungira ndi miyezi 5 pa 5–35 °C. Ndikofunikira kuti kutentha kwabwinobwino kosungirako kukhale 10–40 °C.