1. Undergroundbollard
Ibiranga: Urufatiro rukomeye, rukwiriye gukoreshwa igihe kirekire.
Gusaba: Inzira nyamukuru cyangwa ahantu nyabagendwa haparika.
2. Bollard
Ibiranga: Byerekanwe neza kubutaka, kwishyiriraho byoroshye, kuvanwaho.
Gusaba: Ahantu haparika mugihe gito cyangwa igice cyagenwe.
Ibiranga: Bishyizwe munsi yubutaka, birashobora kuzamurwa no kumanurwa, kandi bifite ubwenge buhanitse.
Gusaba: Ahantu haparika hahanamye cyangwa ubwinjiriro bwa sisitemu yubwenge.
Kubindi bisobanuro, nyamuneka sura [www.cd-ricj.com].
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Igihe cyo kohereza: Gashyantare-06-2025