The following requirements shall apply to all development permitted by this chapter:
C. Landscaping shall be subject to the requirements of Chapter 17.61 of this code.
F. Hospitals and related development proposed adjacent to property zoned or designated for residential development shall be required to be separated by a solid masonry wall constructed a minimum height of six feet from highest grade. Any wall located within or along the front yard area shall not exceed a height of four feet. Along street frontages, landscaping shall be required in lieu of or in combination with a solid wall, as determined by the development services director, to screen the proposed development from the residential uses.
G. Roof-top areas of hospitals and related development shall be completely screened from view by parapets or other finished architectural features constructed to a height of the highest equipment and unfinished structural element or architectural feature of the building. This requirement shall apply to all new construction and remodeling of existing structures which involve a change of fifty percent or more of the roof structure or an addition of fifty percent or more to the floor area of the structure.