I'm a trainee <a href=" http://barcelonaconsensus.org/essay-writing-on/ ">write personal essay college</a> The state's top mediators have been working with the unions and BART since late June in hopes of reaching a contract. Unions walked off the job during a 4 1/2-day July strike that created a thicket of traffic and commute headaches, with clogged roadways and long lines for buses and ferries. The state negotiators suggested the 30-day contract extension that lasted until Sunday.