The 80 meter long self-propelled barge Ilaria allided with the lock gate on the Main River near Ginsheim-Gustavsburg, Germany.   The Ilaria suffered an engine failure while in the Kostheim one lock and was unable to stop before striking the gate.   The amount of damage was not reported, but the water police allowed the Ilaria to proceed later that day.   The water police is still conducting an investigation into the incident.  The Ilaria was en route to Nuremberg with a cargo of steel rolls.