[OSM-newbies] tertiary dirt roads?

[Paul Johnson]

Morten Kjeldgaard wrote:

>
> On 23/11/2009, at 20.51, Zeke Farwell wrote:
>
>> Sounds to me like the best solution is:
>>
>> highway=tertiary
>> surface=dirt   (or gravel or whatever)
>
> I might also make sense to put a maxspeed=* tag in the description.  
> Since the possible speed on the dirt road is limited (OP mentioned  
> 35-45 mph), it might makes sense to enable the router to select an  
> alternative, perhaps longer but faster, route on paved roads.

maxspeed=posted speed limit
avgspeed=probably what you meant.