Specify whether steps have handrails
Specify which way leads up for steps
Specify whether steps have a ramp
Specify whether traffic signals have sound signals
Specify whether pedestrian crossings have islands
Specify whether pedestrian crossings have markings
Specify which way leads up for steps
Specify whether steps have handrails
Specify which way leads up for steps
Specify whether steps have a ramp
Specify whether steps have handrails
Determine the heights of kerbs at crossings
Specify whether pedestrian crossings have islands
Specify whether pedestrian crossings have traffic signals
Specify whether there are crossings at intersections of paths and roads
Specify whether pedestrian crossings have markings