John W. Mospan - Pittsburgh PA,
John M. Downey - Ashland KY,
Portec Rail Products, Inc. - Pittsburgh PA
238287, 238152, 238154, 238283, 238382, 238264, 238310, 238336, 238338, 238351, 238292
An electrically-insulated tie plate for electrically isolating parts of a railroad rail system from each other. The electrically-insulated tie plate includes a base plate having a recessed area for receiving a railroad rail and a layer of electrically-insulating material covering portions of the base plate.