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attributes.md

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Attributes / Indicators

Attributes / Indicators describe a certain property of a road segment. Attributes / Indicators indicated with an asterisk (*) are differentiated by direction (ft/tf). Indicators are used for index calculation.

Attributes

access_car_* / access_bicycle_* / access_pedestrian_*

Indicates the accessibility of a road segment for cars, bicycles or pedestrians: true, false

bridge

Indicates a bridge on a road segment: true, false

tunnel

Indicates a tunnel on a road segment: true, false

Indicators

bicycle_infrastructure_*

Describes the existence of dedicated bicycle infrastructure: bicycle_way, mixed_way, bicycle_road, cyclestreet, bicycle_lane, bus_lane, no.

buildings

Describes the proportion of the area of buildings within a 30 meters buffer: 0 to 100.

crossings

Describes the amount of crossings within a 10 meters buffer.

designated_route_*

Describes the existence of designated cycling routes categorized by impact: local, regional, national, international, unknown, no.

facilities

Describes the amount of facilities (POIs) within a 30 meters buffer.

gradient_*

Describes the gradient class of a road segment for downhill and uphill: -4 to 4.

Class Definition
0 0 - 1,5 %
1 > 1,5 - 3 %
2 > 3 - 6 %
3 > 6 - 12 %
4 > 12 %

The influence of gradient classes on the final index can be assigned per mode using the section indicator_mapping within mode profile files.

greenness

Describes the proportion of the green area within a 30 meters buffer: 0 to 100.

max_speed_* / max_speed_greatest

max_speed_* describes the speed limit (car) in the direction of travel or the average speed (car), if speed limit is not available: 0 to 130. max_speed_greatest_* uses the maximum value of speed limits for both directions of travel on this segment.

noise

Describes the noise level of a road segment in decibel.

number_lanes_*

Describes the number of lanes of a road segment.

parking_* (not in use)

Describes designated parking lots: yes, no. Currently, this indicator is not computed due to data availability. This will be documented accordingly in the index_<mode>_*_robustness-column in the output dataset.

pavement

Describes the condition of the road surface: asphalt, gravel, cobble, soft.

pedestrian_infrastructure_*

Describes the existence of dedicated pedestrian infrastructure: pedestrian_area, pedestrian_way, mixed_way, stairs, sidewalk, no.

road_category

Describes the road category of a road segment: primary, secondary, residential, service, calmed, no_mit, path.

water

Describes the occurrence of water bodies within a 30 meters buffer: true, false.

width

Describes the width of a road segment in meters.