There is a chimney on the bridge that is painted to look like a lamppost. It was connected to a fireplace in a guardroom located in one of the bridge piers.
TheRE is A cHimney oN The bRIDge THAt is paINted tO look likE a lAmPPosT. iT was CoNneCtED tO A firEplacE iN a guArdroOm LOcaTeD In OnE of the bRIDge pIers.