Earlier editions: 2026-09
Title 12 — Vehicles and Traffic
Rancho Santa Margarita Municipal Code Ch. 12.01 General and Administrative Provisions
Rancho Santa Margarita Municipal Code · 2026-10 edition · updated 2026-10-04 · Rancho Santa Margarita
Cite as: Rancho Santa Margarita Municipal Code Chapter 12.01 · Text as of 2026-10-04
Sec. 12.01.010. - Definitions.¶
Whenever any words or phrases used herein are defined in the California Vehicle Code, such definitions shall apply if not elsewhere defined in this title. The following words, terms and phrases, when used in this title, shall have the meanings ascribed to them in this section, except where the context clearly indicates a different meaning:
Bicycle lane. A marked lane within the roadway designated by appropriate signs and markings for the one-way use of bicycles.
Bicycle path or bicycle trail. A specifically designated area for bicycle use physically separated from the roadway.
Bicycle route. Any roadway designated as a bikeway pursuant to the California Bicycle Transportation Act (Streets and Highways Code § 890 et seq.) with official signs giving notice of such a bikeway.
Bus stop zone. The space adjacent to the curb or edge of a roadway reserved for the exclusive use of buses during the loading or unloading of passengers.
Curb. The lateral boundary of the roadway, whether such curb be marked by curbing construction or not so marked; it does not include the line dividing the roadway of a street from parking strips in the center of a street, nor from tracks or rights-of-way of public utility companies.
Holidays. Within the meaning of this title, holidays are the holidays defined by the City Council.
Loading zone. The space adjacent to a curb reserved for the exclusive use of vehicles during the loading or unloading of passengers or materials.
Passenger loading zone. The space adjacent to a curb reserved for the exclusive use of vehicles during the loading or unloading of passengers.
School days. Days on which regularly scheduled public school classes are in session.
Skateboard. A conveyance consisting of a short, oblong board with small wheels, propelled with or without mechanical power, which can be ridden by one or more persons at a time.
(OCC § 6-4-102; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Vehicle Code definitions generally, Vehicle Code §§ 100, 21000 et seq.
Sec. 12.01.020. - Traffic policy and procedures.¶
To guide the application of the laws contained in this title not in the California Vehicle Code, the City Council has adopted the various traffic engineering policies and procedures, which defines engineering policies, procedures, and interpretations of traffic engineering practice. Any amendments to the policies and procedures shall be approved by resolution of the City Council.
(OCC § 6-4-101; Ord. No. 3768, § 2, 11-7-1989)
Sec. 12.01.030. - City traffic engineering.¶
The City Engineer is hereby charged with the responsibility, under the powers and duties specified in this division, to carry out and review all traffic engineering functions affecting the City.
(OCC § 6-4-201; Ord. No. 3768, § 2, 11-7-1989)
Sec. 12.01.040. - Duties of City Engineer.¶
It shall be the general duty of City Engineer to determine the installation, design, operation, and maintenance of traffic-control devices, design and/or review traffic flow systems and appurtenances, to conduct engineering analyses of traffic accidents, to devise remedial measures, and to conduct engineering and traffic investigations of traffic conditions. Traffic engineering shall also cooperate with the California Highway Patrol, the Orange County Sheriff's Department, the Orange County Fire Authority, and other agencies as appropriate in the development of ways and means to improve traffic conditions and carry out the additional duties imposed by the ordinances of the City. In making decisions pursuant to the provisions of this title, the department shall act so as to preserve public safety and the orderly movement of traffic.
(OCC § 6-4-202; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Authority to regulate traffic by means of official traffic control devices, Vehicle Code § 21100(d); when signs required, Vehicle Code § 21461.5.
Sec. 12.01.050. - Authority to designate multiple turning lanes at intersections.¶
The City Engineer is authorized to place official traffic-control devices within or adjacent to intersections indicating the course to be traveled by vehicles turning at such intersections, and the director is authorized to locate and indicate more than one lane of traffic from which drivers of vehicles may make right or left turns.
(OCC § 6-4-300; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Authority to restrict turns, Vehicle Code §§ 22101, 22113.
Sec. 12.01.060. - Two-way left turn lanes.¶
The City Engineer is hereby authorized to establish and designate two-way left turn lanes on highways.
(OCC § 6-4-301; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Authority to restrict turns, Vehicle Code §§ 22101, 22113.
Sec. 12.01.070. - Intersection turning movements.¶
The City Engineer is hereby authorized to place and maintain signs or markings to prohibit or to restrict left turns, right turns, or U-turns at intersections or driveways.
(OCC § 6-4-302; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Authority to restrict turns, Vehicle Code §§ 22101, 22113.
Sec. 12.01.080. - Stop intersections designated.¶
The City Engineer is authorized to install stop signs at intersections where, in his opinion, there is an imminent danger without such control. The City Engineer shall follow said installation with request for City Council approval at the earliest opportunity.
(OCC § 6-4-401; Ord. No. 3768, § 2, 11-7-1989)
State Law reference— Authority to erect stop signs and yield signs, Vehicle Code §§ 21351.5, 21353 et seq.
Sec. 12.01.090. - Speed limits.¶
The following speed limits are hereby established in the City:
| ID | Street | Segment | Speed Limit (mph) |
|---|---|---|---|
| 1 | Alas de Paz | Antonio Parkway to Plano Trabuco Road | 35 |
| 2 | Alma Aldea | La Promesa to Santa Margarita Parkway | 35 |
| 3 | Antonio Parkway | Coto de Caza Drive to Santa Margarita Parkway | 45 |
| 4 | Antonio Parkway | Santa Margarita Parkway to Avenida de Las Flores | 40 |
| 5 | Arroyo Vista | Las Mesitas to Ria | 30 |
| 6 | Avenida de Las Banderas | El Carazon to Avenida de Las Flores | 25 |
| 7 | Avenida de Las Banderas | Avenida Empresa to Antonio Parkway | 45 |
| 8 | Avenida de Las Flores | Avenida de Las Banderas to Santa Margarita Parkway | 40 |
| 9 | Avenida de Las Flores | Santa Margarita Parkway to Laurel | 40 |
| 10 | Avenida de Las Flores | Laurel to Antonio Parkway | 40 |
| 12 | Avenida Empresa | Santa Margarita Parkway to Avenida de Las Banderas | 40 |
| 13 | Avenida de Las Fundadores | Avenida de Las Flores to Santa Margarita Parkway | 25 |
| 14 | Avenida de Las Fundadores | Santa Margarita Parkway to Alma Aldea | 25 |
| 15 | Aventura | West Terminus to Avenida Empresa | 35 |
| 16 | Aventura | Avenida Empresa to Avenida de Las Banderas | 35 |
| 17 | Bienvenidos | Alma Aldea to Antonio Parkway | 30 |
| 18 | Buena Suerte | Avenida de Las Flores to Santa Margarita Parkway | 30 |
| 19 | Comercio | Avenida Empresa to Avenida de Las Banderas | 30 |
| 20 | Coto de Caza Drive | Antonio Parkway to Access Gate | 35 |
| 21 | El Camino Montana | Avenida de Las Flores to Juneberry | 35 |
| 22 | El Camino Montana | Juneberry to Via Con Dios | 35 |
| 23 | Richard Reese Way | Avenida de Las Flores to El Paseo | 35 |
| 24 | Richard Reese Way | El Paseo to La Promesa | 30 |
| 25 | Esperanza | Avenida Empresa to Avenida de Las Banderas | 35 |
| 26 | Heritage Drive | Robinson Ranch Road to Birdhollow Drive | 35 |
| 27 | La Promesa | Richard Reese Way to Antonio Parkway | 30 |
| 28 | Los Alisos Boulevard | SR-241 to Altisima | 45 |
| 29 | Melinda Road | Santa Margarita Parkway to Via Regressos | 45 |
| 30 | Melinda Road | Via Regressos to SR-241 (Overcrossing) | 45 |
| 31 | Melinda Road | SR-241 (Overcrossing) to Altisima | 45 |
| 32 | Plano Trabuco Road | Trabuco Canyon Road to Robinson Ranch Road | 40 |
| 33 | Plano Trabuco Road | Robinson Ranch Road to Santa Margarita Parkway | 40 |
| 34 | Plano Trabuco Road | Santa Margarita Parkway to Dove Canyon Road | 40 |
| 36 | Rancho Trabuco | Melinda Road to Las Sordina | 30 |
| 37 | Santa Margarita Parkway | Avenida Empresa to Avenida de Las Flores | 45 |
| 38 | Santa Margarita Parkway | Avenida de Las Flores to Alma Aldea | 45 |
| 39 | Santa Margarita Parkway | Alma Aldea to Plano Trabuco Road | 45 |
| 40 | Via Arribo | Melinda Road to Via Regressos | 35 |
| 41 | Via Con Dios | El Camino Montana to Avenida de Las Flores | 25 |
| 42 | Via Petalos | Avenida de Las Flores to El Camino Montana | 30 |
| 43 | Via Regressos | Via Arribo to Melinda Road | 35 |
| 44 | Alicia Parkway | Santa Margarita Parkway to South City Limits | 50 |
| 45 | Alma Aldea | Avenida de Las Banderas to La Promesa | 40 |
| 46 | Altisima | Melinda Road to Rancho Trabuco | 35 |
| 47 | Altisima | Rancho Trabuco to Celeste | 30 |
| 48 | Antonio Parkway | South City Limits to Tijeras Creek | 55 |
| 50 | Antonio Parkway | Tijeras Creek to SR-241 | 50 |
| 51 | Antonio Parkway | SR-241 to Coto de Caza Drive/ |
50 |
| 52 | Arroyo Vista | Avenida de Las Banderas to Las Mesitas | 30 |
| 53 | Avenida de Las Banderas | Avenida de Las Flores to Aventura/ |
40 |
| 54 | Avenida de Las Banderas | Aventura/ |
45 |
| 55 | Avenida Empresa | Avenida de Las Banderas to Antonio Parkway | 35 |
| 57 | Robinson Ranch Road | Plano Trabuco to Lindsay Drive | 35 |
| 58 | Robinson Ranch Road | Lindsay Drive to Shadow Rock Lane | 35 |
| 59 | Robinson Ranch Road | Shadow Rock Lane to North Peak Drive | 35 |
| 61 | Santa Margarita Parkway | Melinda Road to Alicia Parkway | 50 |
| 62 | Santa Margarita Parkway | Alicia Parkway to Avenida Empresa | 50 |
| 63 | Camino Altozano | Avenida de Las Banderas to North Cul-de-sac | 30 |
| 64 | Dove Canyon Drive | Plano Trabuco Road to Gate Entrance | 35 |
| 65 | Trabuco Canyon Road | West City Limits to Plano Trabuco Road | 40 |
| 66 | Sycamore Canyon Drive | Dove Canyon Drive to Inverary | 35 |
| 67 | Sycamore Canyon Drive | Inverary to Mountain Laurel | 35 |
| 68 | Dove Canyon Drive | Main Gate to Ravensridge | 35 |
| 69 | Arroyo Vista | Avenida Empresa to Avenida de Las Banderas | 35 |
(Ord. No. 03-02, § 1, 8-7-2003; Ord. No. 05-08, § 1, 7-27-2005; Ord. No. 10-03, § 3, 6-9-2010; Ord. No. 10-05, § 3, 9-22-2010; Ord. No. 12-05, § 3, 12-12-2012; Ord. No. 19-02, § 2, 3-27-2019; Ord. No. 20-02, § 2, 5-13-2020; Ord. No. 24-02, § 2, 8-28-2024)
State Law reference— Local alteration of speed limits, Vehicle Code §§ 22352, 22357 et seq.
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