You are looking for a small 3D printed gold container located on the bridge. There is only log so BYOP and replace same as found. Make sure to put the paper back in the plastic bag to keep it dry. Stelth will be required.
The cache is nearby monument to Steve Bloomer.
Stephen Bloomer (20 January 1874 – 16 April 1938) was an England international footballer and manager who played for Derby County - becoming their record goalscorer - and Middlesbrough. The anthem Steve Bloomer's Watchin' is played at every Derby home game and there is a bust of him at the Pride Park Stadium. He is also listed in the Football League 100 Legends and English Football Hall of Fame.