I am slowing working through a project to answer this via data. My plan is to create an open data set of gradient markers for OSM and I’ve had some preliminary success
https://github.com/nautoguide/gradient_markers <https://github.com/nautoguide/gradient_markers> > > Message: 8 > Date: Thu, 12 Jan 2017 11:38:01 +0000 > From: Paul Berry <pmberry2...@gmail.com> > To: Mike Evans <mi...@saxicola.co.uk> > Cc: "Talk-GB@openstreetmap.org" <Talk-GB@openstreetmap.org> > Subject: Re: [Talk-GB] the steepest residential street in England > Message-ID: > <CAOQ3Vgn1AW_3dryiy_=r84fu0r6elwh712cb1radqsjtd1w...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > I'm only too aware of that, long after I posted. Bit embarrassing for > someone who looks at maps for fun. > > Regards, > *Paul* > > On 12 January 2017 at 09:46, Mike Evans <mi...@saxicola.co.uk> wrote: > >> On Wed, 11 Jan 2017 14:06:32 +0000 >> Paul Berry <pmberry2...@gmail.com> wrote: >> >>> I always thought Harlech laid claim to this at ~40% >>> https://en.wikipedia.org/wiki/Ffordd_Pen_Llech >>> http://www.openstreetmap.org/way/71230443 >>> >>> Regards, >>> *Paul* >>> >> But the question states *England* and since Harlech is in Wales in doesn't >> qualify. :) >> >> Lost(in Wales)Mike >> >> >> -- >> PGP key: >> http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xDB8F7CF1C67BBC0F >> >> _______________________________________________ >> Talk-GB mailing list >> Talk-GB@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/talk-gb >> > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.openstreetmap.org/pipermail/talk-gb/attachments/20170112/ca426be8/attachment.html> > > ------------------------------ > > Subject: Digest Footer > > _______________________________________________ > Talk-GB mailing list > Talk-GB@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-gb > > > ------------------------------ > > End of Talk-GB Digest, Vol 124, Issue 22 > ****************************************
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