Questions about your commute? Transportation issues keeping you up at night? Angry thoughts about delays or congestion that you just need to get off of your chest? If so, Dr. Gridlock is here for you. He’ll be chatting live with readers on Monday at noon. Head here to submit questions in advance and head back on Monday for the discussion. (If you can’t make it, a transcript will be available at that link after the chat has concluded.)

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