Heeding online calls from some pro-establishment figures, hundreds of people dismantled barricades built with metal railings, bricks and other obstacles and placed them on pavements and in trucks near Hong Kong, Baptist, Chinese and Polytechnic universities.
https://www.scmp.com/news/hong-kong/politics/article/3038072/hong-kong-protests-residents-turn-out-force-clear-roads
It's all good fun until someone gets hit in the head with a brick and killed... oh right... that's
already happened
They clear the debris - risking their lives -- then the front liners trot out and toss all the rubble back on the road
This is no solution - it only inflames the situation - and creates the conditions for civil war.