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Title 18 — Zoning›Chapter 18.534 — SPECIFIC PLAN NO. 21

Article IV — General Development Standards

San Dimas Zoning Code · 2026-06 edition · updated 2026-07-06 · San Dimas

§ 18.534.290. Generally.

The standards contained in this article shall apply to all development/improvements within Specific Plan No. 21.

(Ord. 871 § 1 (IV), 1987)

§ 18.534.300. Utilities.

All utilities within the project provided to serve the uses and buildings therein shall be installed underground. The high tension power lines on Cienega Avenue shall not have to be relocated underground, however, should the city wish to do so, the initial developer may be required to set aside that amount of money which would have otherwise been used to relocate the power poles on Cienega Avenue abutting the property in accordance with the widening of Cienega Avenue, for use by the city to do the undergrounding of these facilities. The amount to be set aside shall not exceed thirty-five thousand dollars.

(Ord. 871 § 1 (IV), 1987)

§ 18.534.310. Grading.

All graded slopes are to be contoured and blended to harmonize with natural slopes. The maximum steepness of exposed cuts and fill shall be in accordance with the latest edition of the Uniform Building Code as adopted by the city. (Ord. 871 § 1 (IV), 1987)

§ 18.534.320. Mechanical equipment.

Mechanical equipment placed on any roof such as, but not limited to, air-conditioning, heating, ventilating ducts and exhaust shall be screened from view from any surrounding property, street or highway. The screening shall be an integral and permanently affixed design element to the building. Wall mounted equipment shall be enclosed utilizing the same materials as the building. (Ord. 871 § 1 (IV), 1987)

§ 18.534.330. Downspouts.

All downspouts shall be placed on the interior of the buildings.

(Ord. 871 § 1 (IV), 1987)

§ 18.534.340. Outdoor display/storage area.

Outdoor display and/or storage areas may be permitted when incidental and secondary to a permitted use subject to review and approval by the director of community development. The uses shall not be located or operated in such a manner as to be detrimental to the visual quality of the primary use nor to negatively impact adjacent properties by means of noise, odor, appearance or other characteristic. The uses shall not encroach into any required parking, loading or maneuvering areas. In approving the display or storage area the director of community development may impose buffers consisting of decorative block walls, landscaping or combinations thereof to mitigate any perceived impacts.

(Ord. 871 § 1 (IV), 1987; Ord. 1324, 6/10/2025)

§ 18.534.350. Trash storage.

A trash storage area(s) built to the city's standard specifications shall be provided in appropriate locations per city standards.

(Ord. 871 § 1 (IV), 1987)

§ 18.534.360. Walls.

  • A. Required Walls. To screen truck areas, and storage where allowed, interior walls may be required by the director of community development or their designee as part of the approval process. The walls shall be solid concrete tilt-up or decorative masonry walls. The height of the walls shall be governed by the viewshed from the surrounding area, which shall take into consideration the height of the tallest truck and other such factors as may be appropriate. All screen walls shall be architecturally compatible with the buildings within the project and shall incorporate vertical landscaping such as vines, trees and shrubbery adjacent to them facing the public right-of-ways to provide visual relief from the horizontal expanse.

  • B. Permitted Walls.

    1. Walls shall be permitted on or within all property lines not abutting streets and on or to the rear of all yard setback lines of yards abutting streets. The height of the walls shall be set by the director of community development after giving reasonable due consideration to alternative screening devices and/or methods.

    2. Walls not over forty-two inches in height may be permitted in required setback areas.

  • C. Corner Cutback Areas. The cutback line shall be in a horizontal plane, making an angle of fortyfive degrees with the side, front or rear property line. It shall pass through a point not less than ten feet from the intersection of the front, side or rear property line or ten feet from the edges of a driveway where it intersects the street or alley, as the case may be.

    1. Streets and Alleys. There shall be a corner cutback area at all intersecting or intercepting streets and/or alleys.

    2. Driveways. There shall be a corner cutback area on each side of any private driveway intersecting a street or alley.

(Ord. 871 § 1 (IV), 1987; Ord. 1324, 6/10/2025)

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▸ Contents — San Dimas Zoning Code
San Dimas Zoning Code
  1. ▸ Title 18 — Zoning
    Overview
    1. Chapter 18.04 — GENERAL PROVISIONS
    2. Chapter 18.08 — DEFINITIONS
    3. Chapter 18.12 — DEVELOPMENT PLAN REVIEW
    4. Chapter 18.14 — WATER-EFFICIENT LANDSCAPES
    5. Chapter 18.16 — ZONING DISTRICTS, MAPS AND BOUNDARIES
    6. Chapter 18.20 — RESIDENTIAL ZONES GENERALLY
    7. Chapter 18.22 — DENSITY BONUS
    8. Chapter 18.24 — S-F SINGLE-FAMILY RESIDENTIAL ZONE
    9. Chapter 18.26 — DEVELOPMENT STANDARDS OVERLAY ZONE
    10. Chapter 18.28 — SF-A SINGLE-FAMILY AGRICULTURE ZONE
    11. Chapter 18.32 — SF-H SINGLE-FAMILY HILLSIDE ZONE
    12. Chapter 18.35 — SF-DR SINGLE-FAMILY DOWNTOWN RESIDENTIAL ZONE
    13. Chapter 18.38 — ACCESSORY DWELLING UNITS
    14. Chapter 18.40 — AFFORDABLE HOUSING OVERLAY ZONE
    15. Chapter 18.42 — MULTIPLE-FAMILY (MF) ZONE
    16. Chapter 18.44 — MULTIPLE-FAMILY THIRTY UNITS PER ACRE (MF-30) …
    17. Chapter 18.48 — MF-D MULTIPLE-FAMILY ZONE— DUPLEX
    18. Chapter 18.50 — DOWNTOWN SPECIFIC PLAN
    19. Chapter 18.52 — RPD RESIDENTIAL PLANNED DEVELOPMENT ZONE
    20. Chapter 18.64 — A-L LIGHT AGRICULTURAL ZONE
    21. Chapter 18.92 — C-H COMMERCIAL-HIGHWAY ZONE
    22. Chapter 18.96 — C-N COMMERCIAL-NEIGHBORHOOD ZONE
    23. Chapter 18.104 — CPO COMMUNITY PARKING OVERLAY ZONE
    24. Chapter 18.108 — SCENIC HIGHWAY OVERLAY ZONE
    25. Chapter 18.112 — P-H PRIVATE HORSE OVERLAY ZONE
    26. Chapter 18.116 — CONSERVATION OVERLAY ZONE
    27. Chapter 18.122 — MOBILE HOME PARK ZONE
    28. Chapter 18.124 — OS OPEN SPACE ZONE
    29. Chapter 18.128 — INDUSTRIAL ZONES
    30. Chapter 18.132 — PS PUBLIC/SEMIPUBLIC ZONE
    31. Chapter 18.136 — A-P ADMINISTRATIVE PROFESSIONAL ZONE
    32. Chapter 18.140 — C-G CREATIVE-GROWTH ZONE
    33. Chapter 18.142 — DEVELOPMENT STANDARDS FOR SPECIFIC LAND USES
    34. Chapter 18.150 — WIRELESS COMMUNICATION FACILITIES
    35. Chapter 18.152 — SIGNS
    36. Chapter 18.156 — VEHICLE PARKING AND STORAGE
    37. Chapter 18.162 — TREE PRESERVATION
    38. Chapter 18.164 — HILLSIDE DEVELOPMENT
    39. Chapter 18.168 — ALTERNATIVE ENERGY SYSTEMS
    40. Chapter 18.170 — ELECTRIC VEHICLE CHARGING STATIONS
    41. Chapter 18.172 — PUBLICLY OWNED PROPERTY
    42. Chapter 18.180 — FLOOD CONTROL
    43. Chapter 18.184 — HOME BASED BUSINESSES
    44. Chapter 18.186 — RESERVED
    45. Chapter 18.188 — RESERVED
    46. Chapter 18.190 — SEXUALLY ORIENTED BUSINESSES
    47. Chapter 18.192 — UNCLASSIFIED USES
    48. Chapter 18.194 — MARIJUANA AND MEDICAL MARIJUANA
    49. Chapter 18.196 — TEMPORARY USES
    50. Chapter 18.198 — RECYCLING FACILITIES, DONATION BOXES AND NON-…
    51. Chapter 18.200 — CONDITIONAL USE PERMITS
    52. Chapter 18.204 — VARIANCES
    53. Chapter 18.208 — ZONE CHANGES AND AMENDMENTS
    54. Chapter 18.212 — APPEAL PROCEDURES
    55. Chapter 18.500 — SPECIFIC PLAN NO. 2
    56. Chapter 18.502 — SPECIFIC PLAN NO. 3
    57. Chapter 18.504 — SPECIFIC PLAN NO. 4
    58. Chapter 18.508 — SPECIFIC PLAN NO. 6
    59. Chapter 18.510 — SPECIFIC PLAN NO. 7
    60. Chapter 18.512 — SPECIFIC PLAN NO. 8
    61. Chapter 18.514 — SPECIFIC PLAN NO. 9
    62. Chapter 18.516 — SPECIFIC PLAN NO. 10
    63. Chapter 18.518 — SPECIFIC PLAN NO. 11
    64. Chapter 18.520 — SPECIFIC PLAN NO. 12
    65. Chapter 18.522 — SPECIFIC PLAN NO. 13
    66. Chapter 18.526 — SPECIFIC PLAN NO. 16
    67. Chapter 18.528 — SPECIFIC PLAN NO. 17
    68. Chapter 18.532 — SPECIFIC PLAN NO. 20
    69. ▸ Chapter 18.534 — SPECIFIC PLAN NO. 21
      Overview
      1. Article III — Property Development Standards
      2. Article IV — General Development Standards
      3. Article V — Performance Standards
      4. Article VI — Streetscape Design Concepts
    70. Chapter 18.536 — SPECIFIC PLAN NO. 22
    71. Chapter 18.538 — SPECIFIC PLAN NO. 23
    72. Chapter 18.540 — SPECIFIC PLAN NO. 24
    73. Chapter 18.542 — SPECIFIC PLAN NO. 25

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