Your dream seems to revolve around themes of uncertainty, fear of loss, and a sense of helplessness in a chaotic environment. Walking in a vast concrete park can symbolize a journey in life where you may feel isolated or disconnected from your surroundings. The conversation with your husband suggests that you are seeking guidance or reassurance in your waking life.

The pedestrian viaduct represents a path or transition, perhaps indicating that you are contemplating a significant change or decision. However, the abrupt end of the viaduct may reflect your fears about the future or concerns that your plans might not lead to a safe or desired outcome. The crowded rush hour scenario could signify feelings of pressure and the overwhelming nature of your current situation.

Seeing people fall and explode can be a manifestation of your anxieties about the consequences of decisions, both yours and those of others around you. It might reflect a fear of others making reckless choices that could lead to disaster, and your instinct to shout and warn them illustrates your desire to protect those you care about.

Overall, this dream may be urging you to consider the paths you and those around you are taking, and it might be a call to pay attention to the choices being made. It could be beneficial to reflect on areas in your life where you feel uncertain and think about how you can find stability and support. Communicating openly with loved ones, like your husband, can help you navigate through these feelings.