If in a dream you see a bolt, then the destiny already prepared for you many difficulties on the way of achievement of your purpose. If the dreamed bolt rusted or broke therefore you cannot unlock it, then in reality you can not expect success. The dream in which you bolt an entrance door, means that you are seriously frightened of something, however hope to solve a problem alone. If you cannot get home to yourself because the door is bolted from within, then you should reconsider the relations with people around.
Subject: Parts of buildings
Look also: Door Lock
Be sure and keep any other thoughts out of your mind before drifting to sleep as a cluttered mind can decrease the chances that you will remember your dreams upon waking. Also, focusing on remembering your dreams upon waking in the morning is another very important thing. This sounds very easy, but is often hard for some to do. Interpret a dream by "dictionary dream of interpretation"
When you very first wake up, simply think about your dreams. Don't allow your mind to drift off to other things, just lay there and think about the things you dreamt about the night before - dictionary dream meaning.