total: 18,550 km paved: 3,803 km unpaved: 14,747 km (2006)
Waterways:
300 km (the Niger, the only major river, is navigable to Gaya between September and March) (2005)
Military
Niger
Military branches:
Nigerien Armed Forces (Forces Armees Nigeriennes, FAN): Army, Niger
Air Force (Force Aerienne du Niger) (2008)
Military service age and obligation:
17-21 years of age for voluntary military service; 2-year service term; women may serve in health care (2008)
Manpower available for military service:
males age 16-49: 2,871,868 females age 16-49: 2,696,966 (2008 est.)