inch way along

inch (one's) way along (something)

To move across something in very small increments or very gradually. We all watched in awe as the man carefully inched his way along the tightrope.
See also: inch, way

inch one's way along something

 and inch oneself along something
to creep slowly on or along something. I inched my way along the ledge and almost fell off. Sharon inched herself along the side of the bridge.
See also: inch, way