On Tue, Jul 28, 2009 at 6:59 AM, Peter Childs <[email protected]> wrote:
> 2009/7/27 Andy Allan <[email protected]>: > > On Mon, Jul 27, 2009 at 4:04 PM, John McKerrell<[email protected]> > wrote: > > > >> How about a bus route? Though there's bus stops along the way there's > >> no arrows or anything like that saying "bus route goes this way". Not > >> trying to be difficult, just wondering. > > > > I can verify which way the number 37 bus goes approximately 60 times a > > day more often than I can verify where the high tide line is :-) > > > > I like to think of the scenario where if two OSMers disagree could a > > third member join them both at the place in question and arbitrate. > > With bus routes that's possible. With unofficial cycle routes, that's > > often not. I'm not saying that *only* information verifiable > > on-the-ground is acceptable, but it certainly a strong indicator that > > it's acceptable. > > > > And for some reason, the third person is always Andy Robinson in my > > mind. Curious. > > > > Cheers, > > Andy > > > > Now for a silly point. > > County and Borough Boundaries do are not on the ground, and yet we > still want them? Ok you might find the odd road sign, saying > "Frinsbury Extra" or "Welcome to Kent" but I certainly have not worked > out a good way of verify them all on the ground, yet. They all seam to > come from some copyrighted source or another..... They also like Bus > routes have this amazing trouble of moving. > > Yet we go to some real trouble to get them in the database...... > > They have the benefit of being important, and indisputably somewhere :-) But you're right, they're incredibly hard to figure out. I'm assuming most of the OSM boundaries have come from NPE or been made up from on-the-ground evidence plus the occasional local knowledge that the boundary follows some other feature (such as river/road/railway). I put in a fair chunk of the wandsworth/merton boundary from street signs... merton very kindly put a borough logo on most street signs. Dave
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