Sec. 18-41. (RD) Research and Development Zoning District

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Chapter 18. General Zoning Ordinance

(1) Intent. This district is intended to provide for research and development activities, administrative offices, support uses typically found in an office park setting, and very limited industrial uses.

(2) Principal Uses Permitted by Right. Refer to Article III for detailed definitions and requirements for each of the following land uses.

(a) Community Garden
(b) Small Scale Indoor Institutional
(c) Outdoor Open Space Institutional
(d) Passive Outdoor Recreation
(e) Active Outdoor Recreation
(f) Essential Services
(g) Small Scale Public Services and Utilities
(h) Office
(i) Personal or Professional Service
(j) Artisan Studio
(k) Indoor Maintenance Service
(l) Research, Development, and Related Manufacturing
(m) Communication Antenna

(3) Principal Uses Permitted as Conditional Use. Refer to Article III for detailed definitions and requirements for each of the following land uses.

(a) Market Garden
(b) Large Scale Indoor Institutional
(c) Intensive Outdoor Recreation
(d) Institutional Residential

(e) Community Living Arrangement (1-16+ Residents)
(f) Group Daycare Center
(g) Light Industrial
(h) Transit Center
(i) Off-Site Parking
(j) Communication Tower

(4) Accessory Uses Permitted by Right. Refer to Article III for detailed definitions and requirements for each of the following land uses.

(a) Satellite Dish
(b) Personal Antenna and Tower
(c) Nonresidential Accessory Building
(d) Recreational Facility
(e) Landscape Feature
(f) Deck
(g) On-Site Parking
(h) Company Cafeteria
(i) Onsite Ancillary Use
(j) Solar Energy System

(5) Accessory Uses Permitted as Conditional Use. Refer to Article III for detailed definitions and requirements for the following land uses.

(a) Small Wind Energy System
(b) Solar Energy System

(6) Temporary Uses. Refer to Article III for detailed definitions and requirements for each of the following land uses. (Exempt from setbacks unless specified in Article III.)

(a) Temporary Outdoor Sales
(b) Temporary Outdoor Assembly
(c) Temporary Storage Container
(d) Temporary Construction Storage
(e) Temporary Contractor's Project Office
(f) Temporary On-Site Real Estate Sales Office
(g) Farmer's Market
(h) Garage or Estate Sale

(7) Density, Intensity, and Bulk Regulations for the (RD) Research and Development District.

	Nonresidential Uses
Minimum Lot Area	20,000 square feet
Maximum Building Coverage of Lot	30 percent
Minimum Lot Width	100 feet
Minimum Front Setback	50 feet
Minimum Street Side Setback	25 feet
Minimum Side Setback	25 feet (50-foot minimum side yard abutting existing dwellings or residential district)
Minimum Rear Setback	25 feet (50-foot minimum rear yard abutting existing dwellings or residential district)
Major Street Setback	Minimum of 50 feet or mean of adjoining lots (see Section 18-12 and 18-72)
Maximum Principal Building Height	50 feet
Minimum Principal Building Separation (multi-structure developments on shared lots)	30 feet
Minimum Pavement Setback (lot line to pavement; excludes driveway entrances and lots that are 50 feet wide or less)	3 feet from side or rear, or 0 feet for shared driveway;10 feet from right of way
Accessory Building Side Setback	3 feet
Accessory Building Rear Setback	5 feet
Maximum Detached Accessory Building Height	25 feet or the height of the principal structure, whichever is less
Minimum Parking Required	See Article III

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