The provisions of this chapter shall be known as the S-3 research center zone regulations. The S-3 zone is intended to create, preserve, and enhance areas devoted primarily to conference, research, administrative, and recreational activities in attractive surroundings conducive to such pursuits, and is typically appropriate to relatively secluded locations. These regulations shall apply in the S-3 zone. (Prior planning code § 6200)

Except for projects that are exempt from design review as set forth in Section 17.136.025, no Local Register Property, Building Facility, Mixed Use Development. Telecommunications Facility, Signs or other associated structure shall be constructed, established, or altered in exterior appearance, unless plans for the proposal have been approved pursuant to the design review procedure in Chapter l7.136, and when applicable, the Telecommunications regulations in Chapter 17.128, or the Sign regulations in Chapter 17.104. (Ord. 12776 § 3, Exh. A (part), 2006: Ord. 12606 Att. A (part), 2004: Ord. 11904 § 5.63 (part), 1996: prior planning code § 6202)

The following activities, as described in the use classifications in Chapter 17.10, are permitted:
A. Civic Activities:

Essential Service

Nonassembly Cultural

Telecommunications
B. Commercial Activities:

Administrative

Research Service
(Ord. 11904 § 5.77, 1996; prior planning code § 6203)

The following activities, as described in the use classifications in Chapter 17.10, may be permitted upon the granting of a conditional use permit pursuant to the conditional use permit procedure in Chapter 17.134:
A. Civic Activities:

Community Assembly

Administrative

Utility and Vehicular

Extensive Impact
(Prior planning code § 6204)

The following facilities, as described in the use classifications in Chapter 17.10, are permitted:
A. Nonresidential Facilities:

Enclosed
B. Signs:

Special

Development

Realty

Civic

Business
C. Telecommunications

Micro, except as provided in Chapter 17.128 and Section 17.134.020(A) (23)
(Ord. 11904 § 5.81, 1996; prior planning code § 6205)

The following facilities, as described in the use classifications in Chapter 17.10, may be permitted upon the granting of a conditional use permit pursuant to the conditional use permit procedure in Chapter 17.134:
A. Nonresidential Facilities:

Open
B. Telecommunications:

Micro, except as provided in Chapter 17.128 and Section 17.134.020(A) (23)

Mini, except as provided in Chapter 17.128 and Section 17.134.020(A) (23)

Macro

Monopole
(Ord. 11904 § 5.85, 1996; prior planning code § 6206)

See Section 17.102.230. (Prior planning code § 6209)

All Commercial Activities shall be subject to the applicable provisions of the performance standards in Chapter 17.120. (Prior planning code § 6210)

All Signs shall be subject to the applicable limitations set forth in Section 17.104.030 (Prior planning code § 6213)

Every lot shall have a minimum lot area of two acres and a minimum lot width of one hundred (100) feet. Every lot shall have a minimum frontage of twenty-five (25) feet upon a street, except as this requirement is modified by Section 17.106.020. (Prior planning code § 6214)

The maximum floor-area ratio of any facility shall be 0.50. (Prior planning code § 6217)

Except for the projections allowed by Section 17.108.030, and except as provided in Chapter 17.128, no building shall exceed forty-five (45) feet in height unless the building, or that portion thereof which exceeds forty-five (45) feet in height, is set back from the inner line of each of the minimum side yards required by Section 17.78.130C a minimum horizontal distance equal to one foot for each two feet by which it exceeds forty-five (45) feet in height. See Section 17.78.090 for maximum height of Signs, and Section 17.108.130 for maximum height of facilities within minimum yards. (Ord. 11904 § 5.89, 1996: prior planning code § 6219)

The following minimum yards shall be provided unobstructed except for the accessory structures or the other facilities allowed therein by Section 17.108.130:
A. Front Yard. The minimum front yard depth on every lot shall be fifty (50) feet.
B. Side Yard--Street Side of Corner Lot. The minimum side yard width on the street side of every corner lot shall be fifty (50) feet.
C. Side Yard--Interior Lot Line. The minimum width of the side yard along any single interior side lot line of any lot shall be twenty (20) feet. The minimum combined width of both such side yards shall be fifty (50) feet.
D. Rear Yard. The minimum rear yard depth on every lot shall be thirty (30) feet, except as a lesser depth is allowed by Section 17.108.110 and except that the minimum rear yard depth shall be fifty (50) feet along any portion of a rear lot line which abuts a lot in any residential zone. (Prior planning code § 6220)

A. General Requirements. All uses shall be subject to the applicable requirements of the buffering regulations in Chapter 17.110 with respect to screening or location of parking, loading, and storage areas; control of artificial illumination; and other matters specified therein.
B. Buffer Strip. A strip of dense landscaping not less than five and one-half feet high and ten feet wide, and including trees, shall be provided along all lot lines which abut a lot in any residential zone, subject to the standards for required landscaping and screening in Chapter 17.124 and the exceptions stated in said chapter.
C. Landscaping Coverage. A minimum of forty (40) percent of the lot area of each lot shall be developed with lawn, ground cover, garden, shrubs, or trees, subject to the standards for required landscaping and screening. (Prior planning code § 6222)

A. Parking and Loading. Off-street parking and loading shall be provided as prescribed in the off-street parking and loading requirements in Chapter 17.116.
B. Nonconforming Uses. Nonconforming uses and changes therein shall be subject to the nonconforming use regulations in Chapter 17.114.
C. General Provisions. The general exceptions and other regulations set forth in Chapter 17.102 shall apply in the S-3 zone.
D. Recycling Space Allocation Requirements. The regulations set forth in Chapter 17.118 shall apply in the S-3 zone. (Amended during 1997 codification; Ord. 11807 § 5 (part), 1995; prior planning code § 6224)