VIBRATION AND SOUND GENERATION LINE CONSTRUCTION METHOD DUE TO DITCH

摘要

PROBLEM TO BE SOLVED: To solve the problem that traffic accidents occur due to the protrusion of the division line of a road because traffic volume is increasing from day to day since physical distribution in present society is in many directions. SOLUTION: This invention is relative to a method for generating vibration and sound on the division line as the method for informing danger as soon as a vehicle puts in the division line. The method is vibration and sound generation line construction method due to a ditch. Thereby the inventor desires to decrease a danger drive vehicle as much as possible.