Section 632. High-Rise H-R1 District—High-Rise and High Density District.
The High-Rise H-R1 district is intended to be a special district to allow greater building height and density within the downtown area. The H-R1 district may be combined with the R-4, R-4A, R-5, C-O, C-1, C-2, C-3, P-1 or P-2 districts and shall control in those requirements which it sets forth. The provisions of this action shall apply only to that area bounded by Seventh Avenue, Roosevelt Street, Seventh Street and Harrison Street (Railroad).
A. Permitted uses.
1. As permitted in the district with which the H-R1 district is combined.
2. The P-1 and P-2 districts only when contiguous to or on the same lot as any R-4, R-4A, R-5, C-O, C-1, C-2 or C-3 district may be included in the total lot area for density purposes, but only when the P-1 and/or P-2 district is in combination with the H-R1 district.
B. Yard, height and area requirements.
1. For any site development not exceeding four stories or fifty-six feet, the yard and area requirements set forth in the district with which the H-R1 district is combined shall control.
For any site development in excess of four stories or fifty-six feet:
a. There shall be a lot area not less than two hundred square feet for each dwelling unit and/or efficiency apartment. There shall be no density requirements for hotel rooms.
b. There shall be a front yard having a depth as provided in Section 701.D.
c. There shall be side yards as provided in Section 701.D, subject to the exceptions provided in Section 701.A.3.
d. There shall be a rear yard having a depth as provided in Section 701.D.
e. There shall be no maximum lot coverage required.
f. The height of buildings shall be limited by location as follows:
(1) There shall be no height limitation between the centerline of Third Avenue and the centerline of Third Street.
(2) Between the centerline of Third Street and the centerline of Seventh Street, no building shall exceed the height of an inclined plane which height at the centerline of Third Street shall be five hundred feet and which height at the centerline of Seventh Street shall be two hundred fifty feet. Requests to exceed the above height limits may be granted by the City Council upon recommendation from the Planning Commission upon a finding that such additional height is not detrimental to adjacent property or the public welfare in general and in accordance with Section 506 of this ordinance. Requests to amend a previously approved H-R1 application shall follow the procedures set forth in Section 506
(3) Between the centerline of Third Avenue and the centerline of Seventh Avenue, no building shall exceed the height of an inclined plane which height at the centerline of Third Avenue shall be five hundred feet and which height at the centerline of Seventh Avenue shall be two hundred fifty feet. Requests to exceed the above height limits may be granted by the City Council upon recommendation from the Planning Commission upon a finding that such additional height is not detrimental to adjacent property or the public welfare in general and in accordance with Section 506 of this ordinance. Requests to amend a previously approved H-R1 application shall follow the procedures set forth in Section 506
(4) In no case shall the height of a building exceed the height limits as set forth in "The Sky Harbor Airport Zoning Ordinance" where the requirements of said ordinance are more restrictive than those set forth in (1), (2), and (3) above.
(5) Neither the Zoning Administrator nor the Board of Adjustment shall have jurisdiction to vary the terms of Section 632.B.1.f of this ordinance.
g. Yards for detached accessory buildings shall be permitted as in Section 706
h. The floor area ratio of commercial and/or office buildings and combinations of commercial and/or office buildings with a residential use shall not exceed fifteen to one, excluding parking and/or loading structures erected as a part of such commercial and/or office building or combination thereof. A high-rise structure devoted solely to residential use shall not be subject to the floor area ratio requirements.
i. A site plan approved in accordance with Section 507 of this ordinance is required for all uses.
(j) Whenever enforcement personnel find that any proposed construction or occupancy will not, in their opinion, comply with the approved site plan, they shall refer the question to the Planning and Development Director for his review. (Ord. No. G-5051, 2007)