Spain
total: 681,298 km
paved: 681,298 km (includes 15,152 km of expressways) (2008)

Sri Lanka
total: 91,907 km (2008)

Sudan
total: 11,900 km
paved: 4,320 km
unpaved: 7,580 km (2000)

Suriname
total: 4,304 km
paved: 1,130 km
unpaved: 3,174 km (2003)

Swaziland
total: 3,594 km
paved: 1,078 km
unpaved: 2,516 km (2002)

Sweden
total: 572,900 km (includes 1,855 km of expressways)
note: (includes 98,400 km of state roads, 433,500 km of private
roads, and 41,000 km of muncipal roads; 215,700 km of these are open
to public traffic) (2009)

Switzerland
total: 71,384 km
paved: 71,384 km (includes 1,793 of expressways) (2009)

Syria
total: 97,401 km
paved: 19,490 km (includes 1,103 km of expressways)
unpaved: 77,911 km (2006)

Taiwan
total: 41,279 km
paved: 40,843 km (includes 976 km of expressways)
unpaved: 436 km (2008)

Tajikistan
total: 27,767 km (2000)