Trans-Supply Blog – Road & Airport Safety At It's Best

Where did the type 3 barricade come from?  Well, there isn’t much information about when type 3 barricades were invented, but one would think that they were invented a few years after roadways were invented.  Logically, after a few years of the road being invented one would think the traffic barricade would be invented.

Most likely the first barricade would be the type 1 barricade, because it is the most simple.  The origination of many traffic barricade products is probably not known but it would be interesting to research,