Qhov kev tso tawm tshiab tshaj plaws ntawm ib qho ntawm cov qauv tshiab ntawm kev nqa bollard, tuaj yeem ua tiav hom kev qhib thiab kaw ntawm kev hloov pauv.
HVM Bollard yog cov bollards uas tsim thiab sim ua kom tsis txhob muaj tsheb sib ntaus. Cov bollards no tau teeb tsa los tiv thaiv txhua qhov chaw ntawm kev tawm tsam, txawm tias yog cov khoom siv tseem ceeb hauv tebchaws lossis cov nroog loj uas muaj neeg coob coob.
Cov HVM bollards yog tsim thiab tsim los kom lub tsheb me me thiab ceev thiab yuav raug kuaj xyuas kev sib tsoo kom ua tau raws li qhov yuav tsum tau ua no. Muaj ntau tus qauv tsim rau kev ntsuas ntawm cov khoom HVM, suav nrog BSI PAS 68 (UK), IWA 14-1 (thoob ntiaj teb) thiab ASTM F2656/F2656M (Tebchaws Meskas).
Los ntawm Kev Ntsuam Xyuas Lub Tsheb Dynamics, feem ntau nws muaj peev xwm txiav txim siab qhov loj thiab qhov ceev ntawm lub tsheb uas xav tau kev txo qis. Qhov no feem ntau yog ua los ntawm Tus Kws Pab Tswv Yim Kev Ruaj Ntseg Tiv Thaiv Kev Ua Phem (CTSA) lossis tus kws ua haujlwm kev ruaj ntseg tsim nyog. Peb cov HVM bollards tuaj yeem hnyav txog li 1,500 kg ntawm 32 km / h (20 mph) thiab 30,000 kg ntawm 80 km / h (50 mph).
Cov bollards HVM tuaj yeem xa mus rau txhua hom bollard uas tsim los rau HVM, txawm tias ruaj khov, ntiav, tsis siv neeg, rub rov qab lossis tshem tawm. Nws kuj tseem siv tau rau lwm yam khoom sim kev sib tsoo xws li cov teeb meem, cov laj kab lossis cov laj kab hlau.
Txais tos tiv tauj peb kom paub meej ntxiv
Lub sijhawm tshaj tawm: Lub Ib Hlis-26-2022
