In 2000 we added an energy dissipator at the base of the concrete spillway to prevent erosion; necessary to comply with IDNR
requirements to obtain an operating permit for the dam.

Digging      Pumping
Digging.   Several springs feed the stream bed.                                         It was necessary to pump out the water..

Ironwork      First pour
Ironwork.                                                                                               First pour.

SW Wall forms      SW wall pour
Forms for SW wing wall.                                                                          Pouring the wall.

Chute forms      Chute blocks
Forms for chute blocks.                                         After pouring.

Stream bed      Finished project
Energy dissipator.                                                                                      Finished project.

Before      After
Before.                                                                                                     After, the energy dissipator "at work."