hi make a stretch waterway - = drain with tunnel - = yes + layer -1. But if the river is wide and the wiki says http://wiki.openstreetmap.org/wiki/Tag:waterway%3D canal instead of drain. IMHO I would ad covered - = yes since the building is over the waterway and add layer - = 1 to the building.

hi make a stretch waterway - drain with tunnel - yes. yes + layer -1. But the river is wide and the wiki says http://wiki.openstreetmap.org/wiki/Tag:waterway%3D canal instead of drain. IMHO I would ad covered - yes since the building is over the waterway. waterway and add layer - 1 to the building.

hi make a stretch waterway - drain with tunnel - yes. But the river is wide and the wiki says http://wiki.openstreetmap.org/wiki/Tag:waterway%3D canal instead of drain. IMHO Iwould I would ad covered - yes since the building is over the waterway.

hi make a stretch waterway - drain with tunnel - yes. But the river is wide and the wiki says http://wiki.openstreetmap.org/wiki/Tag:waterway%3D canal instead of drain. IMHO Iwould ad covered - yes since the building is over the waterway.