Maning Sambale

non-orthogonal 4 cornered building

1

Not sure how to implement this, basic idea is: 1. Get all buildings that only has 4 corners. 2. Get [bearing](http://turfjs.org/static/docs/module-turf_bearing.html) for each line. 3. For each connected lines, compute...

Update README for instructions on fixing the error.

6

We describe the error but we don't say anything about how to fix them. Lets extend the READMEs for a section on how errors should be fixed. I did a...

Invalid polygons

7

With [turf.area](http://turfjs.org/static/docs/module-turf_area.html), negative values means that the polygon has invalid geometry like crossing ways. Let's use this to detect invalid polygons.

Nice public domain icons we can use: - blog - https://www.mapbox.com/blog/directions-icons/ - repo - https://github.com/mapbox/directions-icons

Select mutiple way and edit turn lanes

1

There are highways have the same turn lanes segments. Its faster to select multiple ways and edit in one go.

Are we double counting dual-carriageways?

12

Is it possible that we are double-counting dual-carriageways? Although, I cannot find any reference to CIA Factbook on how they measure road length, but my guess is that the length...