Safe Roads and Roadsides Considered by CASR When should it be Serious casualty Cost implemented savings 2+1 configuration When feasible 125 $730 million with centreline barrier Audio tactile line markings When feasible 22 $8 million Centreline barriers When feasible 103 $54 million Wide centrelines When feasible 82 $60 million centreline barriers are Key not feasible) initiatives Sealed shoulders When feasible 66 $200 million 7 Grade separation When feasible 36 $2,130 million Roundabouts When feasible 26 $280 million Eliminate right turns When feasible 16 $17 million Intersection plateaus When feasible 17 $20 million Overtaking lanes with When feasible Unknown but Not additional centreline outcomes are modelled but treatments. best when expected to centreline barrier be high or wide Other centreline are in place Provide safe corridors as When feasible Unknown Unknown viable alternatives for cyclists Install raised platforms at When feasible Not modelled but Unknown dedicated pedestrian expected to be crossing facilities high if speeds are well managed and serious casualty savings for infrastructure treatments are based on application on all trunk roads and all initiatives being implemented in 2017. This scenario is unrealistic but it provides scenario to compare the cost and benefits of treatment options on a broad basis. 45
Safe Roads and Roadsides Considered by CASR When should it be implemented Serious casualty savings Cost Key initiatives 7 2+1 configuration with centreline barrier When feasible 125 $730 million Audio tactile line markings When feasible 22 $8 million Centreline barriers When feasible 103 $54 million Wide centrelines centreline barriers are not feasible) When feasible 82 $60 million Sealed shoulders When feasible 66 $200 million Grade separation When feasible 36 $2,130 million Roundabouts When feasible 26 $280 million Eliminate right turns When feasible 16 $17 million Intersection plateaus When feasible 17 $20 million Other Overtaking lanes with additional centreline treatments. When feasible Unknown but outcomes are best when centreline barrier or wide centreline are in place Not modelled but expected to be high Provide safe corridors as viable alternatives for cyclists When feasible Unknown Unknown Install raised platforms at dedicated pedestrian crossing facilities When feasible Not modelled but expected to be high if speeds are well managed Unknown and serious casualty savings for infrastructure treatments are based on application on all trunk roads and all initiatives being implemented in 2017. This scenario is unrealistic but it provides scenario to compare the cost and benefits of treatment options on a broad basis. 45
Towards_Zero_Discussion_Paper_web.docx