Highway and road tunnels

Expressways^[1]

• Bikoš Tunnel (in operation, R4 expressway, E371 route, 1 150 m)

Highways^[1]

• Bôrik Tunnel (in operation, D1 highway, E50 route, 999 m / 993 m)
• Branisko Tunnel (in operation, D1 highway, E50 route, 4,975 m)
• Čebrať Tunnel (under construction, D1 highway, E50 route, 2,026 m)
• Horelica Tunnel (in operation, D3 highway, E75 route, 605 m)
• Lučivná Tunnel (in operation, D1 highway, E50 route, 250 m)
• Ovčiarsko Tunnel (in operation, D1 highway, E50 route, 2,375 m)
• Poľana Tunnel (in operation, D3 highway, E75 route, 897 m)
• Považský Chlmec Tunnel (in operation, D3 highway, E75 route, 2,217 m)
• Prešov Tunnel (in operation, D1 highway, E50 route, 2244 m)
• Šibeník Tunnel (in operation, D1 highway, E50 route, 593 m)
• Sitina Tunnel (in operation, D2 highway, E65 route, 1,440 m / 1,415 m)
• Svrčinovec Tunnel (in operation, D3 highway, E75 route, 445 m)
• Višňové Tunnel (under construction, D1 highway, E50 route, 7460 m)
• Žilina Tunnel (in operation, D1 highway, E50 route, 674 m)

Road^[2]

• Stratenský Tunnel (in operation since 1971, state road 67, Rožňava district, 326 m)

Railway tunnels

There are 76 railway tunnels in use in Slovakia.^[3] Most significant are:

• The longest ever: Harmanec Tunnel (in operation, Banská Bystrica - Dolná Štubňa track, 4,698 m)
• The longest double-track and electrified: Bujanov Tunnel (in operation, Margecany - Košice track, 3,411 m)
• The oldest (1848): Lamačský Tunnel (in operation, Bratislava - Kúty track, 704 m)
• Last opened (2013): Turecký vrch Tunnel (in operation, Bratislava - Žilina track, 1,775 m)
• The shortest: Turček Tunnel, (in operation, Zvolen - Diviaky track, 37.7 m)
• Highest by attitude: Tunel Vyšné Hágy (out of operation, Vyšné Hágy sanatorium area, 170 m length, 1123 meters above sea level)

Besides these there are 9 more railway tunnels, which are abandoned or never finished and 2 more railway tunnels under construction. There is a tramway tunnel in Bratislava, too.