How could I tag a bridge as a flap bridge
If you mean a bascule bridge, bridge=bascule (or the less precise bridge=drawbridge) should work. It won’t render any differently than bridge=yes, but the info will be there if needed in the future.
How could I tag a bridge as a flap bridge
If you mean a bascule bridge, bridge=bascule (or the less precise bridge=drawbridge) should work. It won’t render any differently than bridge=yes, but the info will be there if needed in the future.