Hindura Bollard Hasi

Udupira twometseho ni igisubizo gifatika kandi cyoroshye cyo kugenzura uburyo imodoka zinjira n'uburyo zihagarara.
Izi mpandeshatu zakozwe ku buryo zoroshye kuzingira iyo bikenewe, kandi zikazamurwa kugira ngo zibuze imodoka kwinjira mu duce tumwe na tumwe. Zitanga uburyo bwiza bwo kwirinda, korohereza abantu, no kuzigama umwanya.