Traffic jams (see Car): Taking a direction perceived as free from trouble, only to find the way blocked for some unknown reason. Usually this pertains to external circumstances that you cannot control, but find frustrating.
Walls or barriers: If walls can talk, what are yours telling you? Is it too soon to move forward, or is the wall a kind of test to overcome? Also note that walls can symbolize limitations that are imposed by family, friends, job, or culture.
Fence: This reveals perceived class restrictions and prohibitions. Alternatively, it you’re sitting on the fence, by all means make up your mind! Falling off a fence speaks of taking on a project that you are simply incapable of handling considering your other responsibilities right now.
To avoid being the proverbial Humptv Dumpty, carefully balance your schedule and duties before taking on anything else.
Consider who or what is causing the barrier you see in your dream. What part of your nature provides the best tool to remove that obstruction (the rational, intuitive, or emotional self)?
Is the obstacle natural or human made? Natural obstacles represent something that would happen to anyone approaching this same situation.
For example, a barrier reef standing between you and an island indicates everyday problems. Simply navigate around them so that you can rest in a safe haven. Conversely, human-made obstacles symbolize manufactured problems or delays. Such obstacles can be self-originated or caused by external forces.... The Language of Dreams
These indicate that we are aware of difficulties which may occur. We do need to be aware that we ourselves create the problems. Our own attitude to life is perhaps responsible.... Dream Meanings of Versatile
Obstacles on the road block or slow your progress toward your goals. Rocks may represent hard structures of negative thinking that may get in the way or make for a rough ride.... Ariadne's Book of Dream
(Sandals; Shoes; Slippers) A wooden clog maker in a dream represents piety, asceticism, repentance from sin, purity, cleanliness, a hygienic person, or a marriage into a family of outcasts. (Also see Slippers)... Islamic Dream Interpretation