Yuav ua li cas cais tsev so hluav taws qhov rooj

Qhov ntsuas hluav taws kub ntawm lub qhov rooj hauv tsev so feem ntau yog muab qhab nia raws li kev ua haujlwm hluav taws kub. Qhov kev ntsuam xyuas tshwj xeeb txawv raws li cov qauv kev tiv thaiv hluav taws hauv cheeb tsam thiab lub teb chaws, tab sis nws feem ntau muab faib ua pawg hauv qab no:

Class A (los yog Class A):

Lub sijhawm tiv thaiv hluav taws: feem ntau ntau dua 1.5 teev (90 feeb).
Qhov chaw siv tau: feem ntau yog siv rau hauv qhov chaw xws li elevators thiab stairwells uas xav tau kev tiv thaiv hluav taws ntau dua kom ntseeg tau tias muaj kev nyab xeeb khiav tawm thaum muaj xwm txheej ceev.
Chav Kawm B (los yog Chav B):

Lub sijhawm tiv thaiv hluav taws: feem ntau yog li 1 teev (60 feeb).
Siv tau qhov chaw: feem ntau yog siv rau hauv pem teb cais qhov rooj, corridors los yog suite qhov rooj. Rau chav tsev so qhov rooj, feem ntau yuav tsum yog Class B thiab siab dua los tswj kev sib kis ntawm hluav taws thiab pa taws.
Class C (los yog Class C):

Lub sijhawm tiv thaiv hluav taws: feem ntau 0.5 teev (30 feeb).
Qhov chaw siv tau: feem ntau yog siv rau cov qhov rooj hauv qee qhov chaw pabcuam lossis qhov chaw tiv thaiv hluav taws tsis tseem ceeb, xws li qee qhov rooj sib txuas ntawm txoj kev hauv tsev lossis qhov rooj qhov chaw pabcuam.
Kev xaiv hluav taws kub rau lub qhov rooj hauv tsev so feem ntau yog nyob ntawm qhov yuav tsum tau tiv thaiv hluav taws ntawm thaj chaw thiab cov qauv tsim ntawm lub tsev so. Cov qhov rooj chav qhua feem ntau yog chav B lossis siab dua, uas tuaj yeem tiv thaiv cov pa taws los ntawm kev sib kis thaum muaj hluav taws kub thiab tiv thaiv kev nyab xeeb ntawm kev khiav tawm. Ntxiv nrog rau kev ua haujlwm tsis muaj hluav taws, cov qhov rooj no tseem xav txog kev rwb thaiv tsev suab, tiv thaiv tub sab thiab lwm yam haujlwm los txhim kho kev nplij siab thiab kev nyab xeeb ntawm cov qhua.