A. Feem ntau, cov kauj ruam tig tsis tau siv ua lub luag haujlwm tseem ceeb ntawm kev khiav tawm.
B. Kauj ruam dav ntawm sab hauv tes ≥220mm.
C. Tus ntaiv siab ≥2200mm, railing qhov siab ≥900mm, platform ≥1050mm.
D. Qhov nqes hav ntawm tus ntaiv yuav tsum tsis txhob ntxhab heev (feem ntau tsawg dua 38 °), thiab qhov siab thiab dav ntawm cov kauj ruam yuav tsum ua tau raws li qhov yuav tsum tau ua ntawm lub tsev sib xws.
E. Thaum ua kom zoo nkauj txheej txheej ntawm lub rooj tsav tsheb, cov tshuaj cement yuav tsum tau siv rau qib pob zeb, tab sis nws yooj yim los tshwm" khoob nruas" lossis" tawg", yog li nws tau hais qhia kom txiav txim siab siv ntoo ua lub hauv paus.
F, kev tsim qauv hlau thiab kev teeb tsa feem ntau yog vuam, txawm hais tias txhua yam khoom tau ua tiav kev kho xeb, tab sis hauv txheej txheem vuam yuav raug rhuav tshem, yog li txoj haujlwm vuam yuav tsum tau them sai sai, yog tias kev puas tsuaj txhuam txhuam xim xeb.
