* This layer is included only in Navigation.
This data shows a DRM (Japan Digital Road Map Association) travel speed by associating a part of major/basic roads link with the OBJECTID field.
Table Definition| Field | Type | Description |
|---|---|---|
| OBJECTID | Integer | A unique ID that indicates the object. Corresponds to OBJECTID of the road link. The deleted link will be missing. |
| TRIP_SPEED | Integer | Shows DRM travel speed (0.1km/h) of this link. |