The meaning of seeing a cement truck in your dream is related to firm and concrete ideas or plans that are set in motion. The meaning of dreaming that you mix the cement is that you try to put together some ideas of your own or some aspects.
You may look in dreams interpretation for other symbols :
TV : The meaning of dreaming that you watch TV represents your mind and the flowing of your thoughts. The dream reflects how you copy, integrate and express ... html">
Twins : If you dream about twins, then the interpretation is about ambivalence, duality or opposition. You are in harmony with your ideas and decisions or in conflict ...