R-1202Umuyoboro wa BollardIngofero ikozwe mu byuma 316 bidafite ingese kugirango irwanye ruswa. Ibipfukisho bya Bollard birinda impanuka zagenwe cyangwa ibyuma byumutekano wibyuma kurinda ingese mugihe byongera ubwiza nubwiza.
Bollard irashobora gukoreshwa mukubungabunga umutekano wumuhanda, kubuza ibinyabiziga kwinjira, no kurinda umutekano wabantu nibintu.
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