Road Safety Strategy
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Road network and safety trends

The road network in SA

South Australia has an extensive network of roads.

Most (64%) vehicle travel is on state and national roads that comprise 23% of the state’s road network. 68% of crashes where a life is lost and 61% of serious injury crashes occurred on state and national maintained roads in South Australia over the last five years, equating to an average of 66 lives lost and a further 428 serious injuries in crashes on these roads each year.

32% of crashes where a life is lost and 39% of serious injury crashes occurred on local government maintained roads in South Australia over the last five years, equating to an average of 28 lives lost and a further 259 serious injuries in crashes on local government roads each year.

South Australian roadsCouncil roadsState roads*
LengthProportionLengthProportion
Sealed roads 18,799 km 60% 12,796 km 40%
Unsealed roads 56,194 km 85% 9,623 km 15%

*State roads include National Highways

Road safety trends in SA

The number of lives lost and serious injuries in South Australia is decreasing over time, however further action is needed if we are to achieve the Strategy’s targets.

Year2011201220132014201520162017201820192020
Lives lost 103 94 97 108 102 86 100 80 114 93
Serious injuries 931 761 790 711 759 692 622 576 833 715