(a) The following special uses may be established by approval of the Board of Zoning Appeals after public hearing in non-residential districts:
(1) Nurseries.
(2) Institution other than a penal or correctional institution.
(b) In its determination under the provisions of this section, the Board shall consider the following factors prior to permitting such U8 special uses:
(1) That such use shall not be injurious to the appropriate use of adjoining property.
(2) That, if located in proximity to existing residences, sufficient screening of noise and glare will be provided for.
(3) That off-street parking shall be so provided as to relieve adjoining streets from congestion and so regulated as to ingress and egress as not to constitute a hazard to the public safety.
(4) That such use shall be conducted in such a manner as to not constitute a hazard to the public safety, or a nuisance to the community in which the use will be located.