[Talk-us] surface=chipseal vs surface=asphalt
Mark Wagner
mark+osm at carnildo.com
Sun Jan 24 21:11:04 UTC 2021
On Sat, 23 Jan 2021 19:20:35 -0500
Richard Welty <rwelty at averillpark.net> wrote:
> On 1/23/21 5:48 PM, Chuck Sanders wrote:
> > Chipseal, asphalt, and concrete are three very different paving
> > materials, with very different characteristics and behavior.
> >
> > From a road engineering perspective, being able to query our
> > inventory database for exactly how much of each we have in a given
> > area is absolutely critical.
>
> > On Sat, Jan 23, 2021, 11:52 Mateusz Konieczny via Talk-us
> > <talk-us at openstreetmap.org <mailto:talk-us at openstreetmap.org>>
> > wrote:
>
> > Is it something considered as substantially different from
> > regular asphalt concrete?
> >
> > Is surface=chipseal valid value or pointless duplicate of
> > surface=asphalt?
> >
>
> i agree with Chuck. the town road in front of my house is chipseal,
> not asphalt. they are distinctly different and not hard to tell apart
> once you know what to look for.
>
> riding a bicycle on fresh asphalt can be quite nice. riding a bicycle
> on fresh chipseal is literally riding on a layer of fresh gravel
> that's been dumped on top of fresh sealer. i avoid it.
How do you tell old chipseal from old asphalt? There's a road near me
that the county maintenance department says was chipsealed five years
ago. I haven't tried bicycling on it, but as a driver and pedestrian,
I can't tell it from any other paved road of similar age.
--
Mark
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