Getting around the city, by public transit or by car, has become a perpetual nightmare of sardine-tin crowds, endless queues and construction bottlenecks. Gridlock is the lightning-rod issue of this mayoral race, with candidates sparring over which transportation fix—underground subways, surface subways, LRT, more buses, more bike lanes, no bike lanes, more speed bumps, no speed bumps—is best. But to voters, who’ve endured a generation-long succession of false starts, bad decisions and political interference, it’s all empty promises. Toronto’s epic infrastructure fail has put commuters in a fury and brought the city to a halt. Here’s a list of the most egregious scandals in recent memory—and who’s to blame.