A heliport shall comply with all of the following requirements.
(1) Land areas to be used by helicopters shall have a dustproof surface.
(2) The housing and repair of helicopters and all structures or facilities used to house and repair helicopters shall be located at least 50 feet from all lot lines and 200 feet from any dwelling or public or private institution.
(3) Parking is not allowed within required setbacks.
(4) The facility shall be surrounded by fencing at least six feet high with gates to limit access to the area.
(5) The day-night noise level at the lot lines may not exceed 75 Ldn in an industrial district or a C4 District, or 65 Ldn in any other district.
(6) A facility located in an RA District shall be located on a road other than a scenic or historic rural road.
(Bill No. 4-05; Bill No. 78-05; Bill No. 4-06; Bill No. 21-06; Bill No. 96-16; Bill No. 69-20)