Why do you need road signs?

Answer 1

1. To alert drivers of impending danger such a low clearance and blocked roas signs
2. To regulate drivers within safety limits such as the speed
3. To help direct drivers as is the case with Exit signs on major highways
4. To caution drivers, as is the case around cross walks and animal crossings and school crossings
5. To help regulate traffic flow, as is with stop signs, yield signs, traffic lights
6. To help drivers find out where they are, as such is the case with road signs in residential areas
7. To keep road work crew safe from drivers with those orange signs.