This was done for the municipal energy supplier in Judenburg , Austria. They are caring for the electrical power supply and the waste water. Thats why they need such big sevage pipes, like this, we painted , in front of their business premises. 

 

 

 

The municipal energy supplier of Judenburg gains the electricity out of an embankment dam, that is what we are schowing here. It also gives several possibilities to play with, see below