In order to provide adequate open spaces for access to light and circulation of air, to facilitate the prevention and fighting of fires, to prevent undue concentration of population and to lessen congestion on streets, no building or premises shall hereafter be erected, altered or used except in accordance with the area and bulk regulations herein set forth.
The minimum permitted lot area, lot width and yard depth and the maximum lot coverage and building height in A Districts shall be as follows:
A. 
For residential uses:
(1) 
Lot area shall be a minimum of two acres.
(2) 
Lot width shall be a minimum of 250 feet.
B. 
For nonresidential uses:
(1) 
Lot area shall be a minimum of two acres.
(2) 
Lot width shall be a minimum of 250 feet.
C. 
For all uses:
(1) 
Yard depth:
(a) 
Front yard depth shall be a minimum of 50 feet.
(b) 
Side yard depth shall be a minimum of 20 feet.
(c) 
Rear yard depth shall be a minimum of 50 feet.
(2) 
Lot coverage shall be a maximum of 20%.
(3) 
Building height shall be a maximum of:
(a) 
Two and one-half stories.
(b) 
Thirty-five feet.
The minimum permitted lot area, lot width and yard depth and the maximum lot coverage and building height in R Districts shall be as follows:
A. 
For residential uses:
(1) 
Lot area shall be a minimum of 10,000 square feet.
(2) 
Lot width shall be a minimum of 75 feet.
(3) 
On Keuka Lake shoreline lots, the lot width shall be a minimum of 50 feet.
B. 
For nonresidential uses:
(1) 
Lot area shall be a minimum of 10,000 square feet.
(2) 
Lot width shall be a minimum of 75 feet.
C. 
For all uses:
(1) 
Yard depth:
(a) 
Front yard depth shall be a minimum of 20 feet.
(b) 
Side yard depth shall be a minimum of 10 feet.
(c) 
Rear yard depth shall be a minimum of 30 feet.
(d) 
On Keuka Lake shoreline lots:
[1] 
Front yard depth shall be a minimum of 15 feet.
[2] 
Rear yard depth shall be a minimum of 20 feet.
(2) 
Lot coverage shall be a maximum of 25%.
(3) 
Building height shall be a maximum of:
(a) 
Two and one-half stories.
(b) 
Thirty-five feet.
D. 
Exemptions. One landing and/or stairway is permitted for the purpose of providing access to a residence or property where a conforming method of access is not available due to steep slope or terrain. The following standards must be met:
(1) 
The landing shall not exceed 40 inches in width or depth.
(2) 
The stairway structure shall not exceed 40 inches in width.
(3) 
Both the stairway and landing shall meet the New York State Uniform Fire and Building Code standards for such construction, regardless of whether or not it is connected to a residence or any structure.
(4) 
Encroachment into the existing roadside setback shall be the minimum distance required that will allow access while adhering to the aforementioned construction standards.
(5) 
No portion of the landing or stairway shall protrude into or cause the reduction of any existing off-street parking. The applicant must provide documentation that this requirement has been met.
(6) 
No portion of the landing or stairway shall encroach upon any required side yard setback.
The minimum permitted lot area, lot width and yard depth and the maximum lot coverage and building height in B Districts shall be as follows:
A. 
Residential uses are not permitted in B Districts.
B. 
For nonresidential uses:
(1) 
Lot area shall be a minimum of 10,000 square feet.
(2) 
Lot width shall be a minimum of 100 feet.
C. 
For all uses:
(1) 
Yard depth:
(a) 
Front yard depth shall be a minimum of 35 feet.
(b) 
Side yard depth shall be a minimum of 20 feet.
(c) 
Rear yard depth shall be a minimum of 20 feet.
(2) 
Lot coverage shall be a maximum of 50%.
(3) 
Building height shall be a maximum of:
(a) 
Three stories.
(b) 
Forty feet.
The minimum permitted lot area, lot width and yard depth and the maximum lot coverage and building height in I Districts shall be as follows:
A. 
Residential uses are not permitted in I Districts.
B. 
For nonresidential uses:
(1) 
Lot area shall be a minimum of 30,000 square feet.
(2) 
Lot width shall be a minimum of 200 feet.
C. 
For all uses:
(1) 
Yard depth:
(a) 
Front yard depth shall be a minimum of 50 feet.
(b) 
Side yard depth shall be a minimum of 25 feet.
(c) 
Rear yard depth shall be a minimum of 50 feet.
(2) 
Lot coverage shall be a maximum of 35%.
(3) 
Building height shall be a maximum of:
(a) 
Three stories.
(b) 
Forty feet.
The minimum permitted lot area, lot width and yard depth and the maximum lot coverage in F Districts shall be as follows:
A. 
Residential uses are not permitted in F Districts.
B. 
For nonresidential uses:
(1) 
Lot area shall be a minimum of one acre.
(2) 
Lot width shall be a minimum of 150 feet.
C. 
For all uses:
(1) 
Yard depth:
(a) 
Front yard depth shall be a minimum of 50 feet.
(b) 
Side yard depth shall be a minimum of 25 feet.
(c) 
Rear yard depth shall be a minimum of 50 feet.
(2) 
Lot coverage shall be a maximum of 10%.
A. 
Corner lots and through lots. On a corner lot or through lot, the standards for front yards shall apply to both frontages.
B. 
Projections into required yards. The following projections into required yards are allowed:
(1) 
Open fire escape: four feet into side or rear yards.
(2) 
Awnings or movable canopies: six feet into yard.
(3) 
Cornices, eaves and other similar architectural features: three feet into any yard.
(4) 
Any open or enclosed porch, deck or carport shall be considered a part of the building in the determination of the size of the required yard or lot coverage. Nonroofed terraces shall not be considered a part of the building.
C. 
Height exceptions. District building height regulations shall not apply to flagpoles, radio or television antennas, transmission towers or cable, spires or cupolas, chimneys, elevator or stair bulkheads, penthouses, parapets or railings, water tanks or cooling towers or any similar structures, provided that such structures in their aggregate coverage occupy no more than 10% of the roof area of the building.
D. 
Compliance with minimum lot dimensions. No lot existing on the effective date of this chapter or amendment thereto shall be reduced in area or dimension below the minimum requirements set forth herein. Lots created after such date shall comply with the requirements of this chapter.
E. 
Side yards for dwelling groups or townhouses. Required side yards for dwelling groups or townhouses shall be provided at the ends of the total structure.
F. 
Distance between principal buildings on the same lot. No detached principal building shall be closer to any other principal building on the same lot than the average height of said buildings.
A. 
Pursuant to Town Law, Article 16, § 281, the Planning Board is empowered to modify the allowable dwelling types specified in § 105-9A and the density provisions of §§ 105-15, 105-16, 105-17, 105-18 and 105-19 above when approving a residential subdivision plat in accordance with § 93-11 of Chapter 93 of the Code of the Town of Urbana. Any subdivision of land with such modification incorporated in a duly recorded plat shall be properly noted by the Town Clerk as amendments to these zoning regulations.
[Amended 1-16-2018 by L.L. No. 2-2018]
B. 
This procedure shall be governed by the following requirements:
(1) 
Density. Although the Planning Board may hereunder approve reductions from the required lot area, lot width and yard dimensions, the total number of dwellings permitted in such a development shall in no way exceed the number which could be permitted if the land were subdivided into lots conforming to the minimum lot size and density requirements specified in §§ 105-15, 105-16, 105-17, 105-18 and 105-19 of these regulations.
(2) 
Open space. In the event that this procedure results in land being available for open space, agriculture or recreation uses, such lands shall either be deeded to the Town or held in corporate ownership by the owners of the lots within the development, and, in such cases, the deeds of all property within the development shall carry a clause giving the lot owners an interest in such open space uses only. Such lot owners shall enter into agreements providing for the continuing maintenance of such lands.
(3) 
Site plan review. The application for such development shall include a proposed site plan. This shall be submitted to the Planning Board. It shall show areas within which structures may be located, the height and spacing of buildings, open spaces, landscaping, parking areas, streets and other physical features as shown or otherwise described in the written application. The site plan shall be subject to review and public hearing by the Planning Board as provided for in § 274-a of the Town Law.