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Browsing by Author "Jobson, AJ"

Browsing by Author "Jobson, AJ"

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  • Rumble devices for road traffic safety
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    Author: Jobson, AJ Date: 1973 A number of rumble installations have been constructed on rural roads in South Africa and although no local accident data are available the provincial roads engineers consider them of value in alerting drives to the need for caution on the ... Read more