The connection you don't want to make

A horizontal pipe is silhouetted against a sky of dark grey storm clouds. The pipe hangs from a short chain, which in turn is suspended from a metal bracket near the top left corner. The chain and bracket are also in silhouette. The bracket, chain and pipe are part of a low-tech mechanism to warn drivers if their vehicle is too high to enter the space beyond.

March Photoblog Challenge Day 13