Tanzania's main city Dar es Salaam did not have traffic signs, speed bumps or footpaths outside many schools, although children walking to class were being hit by cars on a regular basis.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/road-traffic-charity-paves-way-safer-cities-african-children
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/thompson-reuters-foundation-trust
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/transport
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/traffic-accidents
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/children
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who