• Colliers' entryways
• Colliers' passages
• Colliery entrances
• Entrances for colliers
• Entrances to mines
• Excavators' entrances
• Horizontal mine passages
• Independent examinations
• Mine accesses
• Mine entrances
• Mine entries
• Mine openings
• Mine passages
• Mine passageways
• Miners' way in
• Mining tunnels
• Passages
• Prospectors' portals
• These may lead to lead
• Trams' ways