www.bbcnoun.com.ng CSS443 10/10 1. The procedures, devices and communication systems that ensure vehicles safety on the roads are known as_______________ Traffic control 2. __________Lines and symbols drawn on the road. Road markings 3. All power – operated devices (except signs) are classified as _________________ Traffic signals 4. Solid lines along the edge of the road are called ____________ Edge lines 5. __________is the checking of the safety aspects of new highway and traffic management schemes. Road safety audits 6. ____________deals with the state of security and certainty of roads by its users. Road safety 7. _____________is NOT a cause of road accidents. Housing problem 8. _________may be defined as a process based on the analysis of road and traffic related accident information. Road safety engineering 9. ________tell you about traffic regulations, special, hazards and other road conditions. Traffic signs 10. Lines where pedestrians can cross the road are known as_________ Zebra crossing