Blockadier
One who participates in the construction of a blockade. Usually hunting in packs of around 4-10, blockadiers are out to wreak havok. Blockades are constructed by youths, often in an intoxicated state with the purpose of inconveniencing traffic. Materials used to build blockades vary, but often include wheely bins. Blockades are usually the full width of the street.
The pack of blockadiers built a blockade.