Traffic Signal Technical Requirements

1. Cov paib tsheb yuav tsum muaj kev cuam tshuam cov yam ntxwv ntawm txoj kev loj thiab ib puag ncig txoj kev sib txuas, tso cai rau cov neeg tsav tsheb txiav txim siab lawv qhov chaw nyob, nrhiav qhov chaw raug, thiab tsim nyog faib cov tsheb khiav hauv txoj kev sib txuas;
2. Cov cim tsheb yuav tsum txhim kho cov neeg tsav tsheb kom paub txog kev tsav tsheb nyab xeeb;
3. Cov cim tsheb yuav tsum yooj yim kom paub thiab nkag siab;
4. Kev teeb tsa cov cim tsheb yuav tsum ua kom zoo, txuas ntxiv thiab sib npaug kom tsis txhob muaj cov ntaub ntawv ntau dhau;
5. Kev teeb tsa ntawm cov cim tsheb khiav tsis zoo yuav tsum tsis txhob cuam tshuam kev siv cov cim tsheb zoo li qub.
6. Sau cov ntaub ntawv yooj yim ntawm txoj kev, tsheb khiav, huab cua, ib puag ncig thiab ib puag ncig kev sib txuas;
7. Txheeb xyuas cov qauv siv thiab ntsuas cov paib tsheb loj;
8. Sib piv cov phiaj xwm los ntawm kev nyab xeeb, kev tiv thaiv ib puag ncig, thev naus laus zis, kev lag luam, kev zoo nkauj, thiab lwm yam thiab xaiv qhov zoo tshaj plaws.