City Council Agenda and Packet 1982 05 04

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• . 4/20/82 Page -2- south of Brighton, and at 1-25 and Base- line Road, and 7 aircraft will be used in the project. They were requesting a • waiver from FAA to fly below 1,000 ft. and also concurrence from the City of Louisville that the city does not object to having NCAR fly three research aircraft over the city at altitudes beneath 1,000 ft. . but not below 500 ft. Dr. McCarthy advised they had approached 10 cities and 8 of thew had given concurrence. Broomfield had not responded to their request because of their concern of the proximity of Jeffco Airport. Commerce City did not give concurrence because of the extreme pressure of Stapleton Airport. The air- craft would be flying low over Louisville approximately 6 times in the 3 month period. The flights would begin at 10:00 A.M. and no later than than 8:00 P.M. H.D.T. Dr. McCarthy stated that the F.A.A. would not grant the waiver without the concurrence of the cities, nor if the project is not safe. Councilwoman Morris Wished to confirm the dates of the program, May 15th thru August 15th. 1982; estimated 6 times flying under 1,000 ft over populated areas of the City. McCarthy confirmed. Inquired what the decibel levels would .be. Reply - for the B-57 at 500 ft. approximately 80 decibels, for the King Air approximately 60 decibels. Asked when did they expect to gain F.A.A approval? - May 15th and possibly start project June 25th. Mayor Meier Advised it was his opinion 90 decibels for and hour's length of time would be considered hazardous to your hearing. Councilman Cussen Remarked that he felt the research was necessary. Realized there was a risk involved, but felt it was minimal. He was in favor of the project. Councilman Fauson Wished to know if the issue of liability had been discussed with the other cities. McCarthy replied that it had been. Phyllis O'Rourke, Administrative Representative advised NCAR carries a $20 million dollar policy