with paved runways:

total: 16
over 3,047 m: 2
2,438 to 3,047 m: 9
1,524 to 2,437 m: 4
under 914 m: 1 (2007)

Airports - with unpaved runways:

total: 85
over 3,047 m: 1
1,524 to 2,437 m: 20
914 to 1,523 m: 37
under 914 m: 27 (2007)

Heliports:

4 (2007)

Pipelines:

gas 156 km; oil 4,070 km; refined products 1,613 km (2007)

Railways:

total: 5,978 km
narrow gauge: 4,578 km 1.067-m gauge; 1,400 km 0.600-m gauge for
cotton plantations (2006)

Roadways:

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

Waterways:

4,068 km (1,723 km open year round on White and Blue Nile rivers)
(2006)

Merchant marine:

total: 3
by type: cargo 2, carrier 1 (2008)

Ports and terminals:

Port Sudan

Military
Sudan

Military branches:

Sudanese Armed Forces (SAF): Land Forces, Navy, Air Force, Popular
Defense Forces; Sudan People's Liberation Army (SPLA): Land Forces
(2008)

Military service age and obligation:

18-30 years of age for compulsory military service; 2-year service
obligation (2006)

Manpower available for military service:

males age 16-49: 9,639,923
females age 16-49: 9,321,106 (2008 est.)

Manpower fit for military service:

males age 16-49: 5,586,468
females age 16-49: 5,678,427 (2008 est.)

Manpower reaching militarily significant age annually:

male: 488,679
female: 469,547 (2008 est.)

Military expenditures:

3% of GDP (2005 est.)

Transnational Issues
Sudan

Disputes - international:

the effects of Sudan's almost constant ethnic and rebel militia
fighting since the mid-20th century have penetrated all of the
neighboring states; as of 2006, Chad, Ethiopia, Kenya, Central
African Republic, Democratic Republic of the Congo, and Uganda
provided shelter for over half a million Sudanese refugees, which
includes 240,000 Darfur residents driven from their homes by
Janjawid armed militia and the Sudanese military forces; Sudan, in
turn, hosted about 116,000 Eritreans, 20,000 Chadians, and smaller
numbers of Ethiopians, Ugandans, Central Africans, and Congolese as
refugees; in February 2006, Sudan and DROC signed an agreement to
repatriate 13,300 Sudanese and 6,800 Congolese; Sudan accuses
Eritrea of supporting Sudanese rebel groups; efforts to demarcate
the porous boundary with Ethiopia proceed slowly due to civil and
ethnic fighting in eastern Sudan; the boundary that separates Kenya
and Sudan's sovereignty is uncl