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Travel Speeds
Yann Forget edited this page Oct 8, 2019
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3 revisions
| OSM Tag | Base Speed |
|---|---|
highway=motorway |
|
highway=trunk |
|
highway=primary |
|
highway=secondary |
|
highway=tertiary |
|
highway=unclassified |
|
highway=residential |
|
highway=living_street |
|
highway=service |
|
highway=track |
|
highway=road |
|
highway=path |
Table: Base travel speeds of each road type (highest value takes precedence).
| OSM Tag | Speed Factor |
|---|---|
tracktype=grade1 |
|
tracktype=grade2 |
|
tracktype=grade3 |
|
tracktype=grade4 |
|
tracktype=grade5 |
|
surface=asphalt |
|
surface=unpaved |
|
surface=paved |
|
surface=ground |
|
surface=earth |
|
surface=dirt |
|
surface=fine_gravel |
|
surface=gravel |
|
surface=sand |
|
surface=graded |
|
surface=mud |
|
surface=paving_stones |
|
surface=grass |
|
smoothness=excellent |
|
smoothness=very good |
|
smoothness=good |
|
smoothness=intermediate |
|
smoothness=bad |
|
smoothness=very_bad |
|
smoothness=horrible |
|
smoothness=very_horrible |
Table: Additional road quality information (lowest value takes precedence).
| Land cover | Speed (km/h) |
|---|---|
| Tree cover, broadleaved, evergreen | 1.00 |
| Tree cover, broadleaved, deciduous, closed | 1.00 |
| Tree cover, broadleaved, deciduous, open | 1.25 |
| Tree cover, needle-leaved, evergreen | 1.67 |
| Tree cover, needle-leaved, deciduous | 1.67 |
| Tree cover, mixed leaf type | 1.67 |
| Tree cover, regularly flooded, fresh water | 1.00 |
| Tree cover, regularly flooded, saline water | 1.00 |
| Tree cover + other natural vegetation | 1.25 |
| Tree cover, burnt | 1.25 |
| Shrub cover, closed-open, evergreen | 1.67 |
| Shrub cover, closed-open, deciduous | 1.67 |
| Herbaceous cover, closed-open | 1.67 |
| Sparse herbaceous or sparse shrub cover | 2.50 |
| Regularly flooded shrub and/or herbaceous | 1.00 |
| Cultivated and managed areas | 1.67 |
| Cropland + Tree cover + Other | 1.67 |
| Cropland + Shrub / Grass | 1.67 |
| Bare areas | 2.50 |
| Snow & ice | 1.25 |
| Artificial surfaces | 30.00 |
Table: Nelson, 2008
| Land cover | Speed (km/h) |
|---|---|
| Evergreen needleleaf forest | 3.24 |
| Evergreen broadleaf forest | 1.62 |
| Deciduous needleleaf forest | 3.24 |
| Deciduous broadleaf forest | 4.00 |
| Mixed forest | 3.24 |
| Closed shrublands | 3.00 |
| Open shrublands | 4.20 |
| Woody savannas | 4.86 |
| Savannas | 4.86 |
| Grasslands | 4.86 |
| Permanent wetlands | 2.00 |
| Croplands | 2.50 |
| Cropland/Natural vegetation | 3.24 |
| Snow and ice | 1.62 |
| Sparse vegetation | 3.00 |
| Urban | 5.00 |
| Open Water | 1.00 |
Table: Weiss, 2018
| Land cover | Speed (km/h) - Wet | Speed (km/h) - Dry |
|---|---|---|
| Grass | 3.00 | 4.00 |
| Forest | 2.00 | 3.50 |
| Scrub | 2.00 | 3.50 |
| Rocky | 1.00 | 2.50 |
| Local road | 10.00 | 15.00 |
| Provincial road | 25.00 | 30.00 |
| National road | 55.00 | 60.00 |
Table: Myers, 2015
| Land cover | Speed (km/h) |
|---|---|
| Forest | 1.00 |
| Grass | 2.00 |
| Bare, rocky | 3.00 |
| Scrub | 0.75 |
| National road | 50.00 |
| Provincial road | 25.00 |
| Local road/track | 10.00 |
Table: Fisher, 2017