Refer to: HOTO-1
September 15, 2000

Mr. Thomas E. Bryer
Director
Bureau of Highway Safety and Traffic Engineering
The Commonwealth of Pennsylvania
Department of Transportation
555 Walnut Street, 7th Floor - Forum Place
Harrisburg, PA 17105-2047

Dear Mr. Bryer:

Thank you for your letter of August 15 to the Office of Transportation Operations (HOTO-1), Federal Highway Administration. In your letter, you requested approval to experiment with InRoadway Warning Lights.

We have reviewed your documents "Request to the Federal Highway Administration to Experiment with In-Roadway Warning Lights" and "Specification of In-Roadway Warning Lights" both dated August 15 in support of your Request to Experimentation. We approve your request.

For reference purposes, we have assigned your request the following official experimentation number and title: "III-103 (E) - In Roadway Warning Lights." Please refer to this number in future correspondence.

Sincerely yours,
Shelley J. Row, P.E.
Director, Office of Transportation
Operations