Tag 'ref = L 20'

• 11: surface
• 11: lanes:backward
• 11: ref
• 11: lanes
• 11: highway
• 10: name
• 5: maxspeed
• 3: public_transport:version
• 2: maxspeed:type
• 2: lit
• 1: junction
• 1: cycleway:both
• 1: layer
• 1: cycleway:right
• 1: bridge