Concrete Admixture Inspection Rules

6.1 Cov kev cai uas tau teev tseg hauv tus qauv no yog hom tshuaj ntsuam xyuas.
6.1.1 Raws li kev tsim khoom ib txwm muaj, hom tshuaj xyuas yuav tsum tau ua tsawg kawg ib xyoos ib zaug.
6.1.2 Kev tshuaj xyuas hom yuav tsum tau ua thaum muaj xwm txheej hauv qab no tshwm sim:
- Thaum lub sij hawm sim tsim cov khoom tshiab;
- Thaum cov khoom tsim nyob rau hauv lwm qhov chaw;
- Thaum muaj kev hloov pauv loj hauv cov txheej txheem tsim khoom thiab nws cov khoom siv raw;
6.2 Kev txiav txim ntawm kev xeem
Cov txiaj ntsig kev xeem raug suav tias tsim nyog yog tias lawv ua tau raws li qhov yuav tsum tau ua ntawm Tshooj 4.