Earlier editions: 2026-09
Title 10 — VEHICLES AND TRAFFIC
Adelanto Municipal Code Ch. 10.24 Special Speed Zones
Adelanto Municipal Code · 2026-10 edition · updated 2026-10-03 · Adelanto
Cite as: Adelanto Municipal Code Chapter 10.24 · Text as of 2026-10-03
10.24.010 Authority to Increase Twenty-five (25) Miles per Hour Limit.¶
A. Pursuant to the Vehicle Code, whenever the City Council determines, upon the basis of an engineering and traffic survey, that a greater speed would facilitate the orderly movement of vehicular traffic and would be safe upon any street otherwise subject to a prima facie limit of twenty-five (25) miles per hour under the Vehicle Code, the City Council shall determine and declare a higher prima facie speed limit. When such determination has been made, the City Council shall by resolution direct the City Engineer to erect and maintain signs upon such street as provided in the Vehicle Code indicating file appropriate prima facie speed limit. Such signs may be supplemented by appropriate pavement markings.
B. Removal. Whenever the City Council, upon the basis of a traffic engineering investigation, finds that the conditions for which a speed limit has been determined as provided in Subsection A. of this Section no longer exist, the City Council shall by resolution direct the City Engineer to remove such signs and markings from such street.
10.24.020 Authority to Decrease Sixty-five (65) Miles per Hour Limit.¶
A. Pursuant to the Vehicle Code, whenever the City Council determines, upon the basis of an engineering and traffic survey, that the limit of sixty-five (65) miles per hour is more than is reasonable or safe upon any street or highway where such limit of sixty-five (65) miles per hour is applicable under the Vehicle Code, the City Council shall determine and declare a lower prima facie limit which is appropriate to facilitate the orderly movement of traffic and is reasonable and safe. When such determination has been made, the City Council shall by resolution direct the City Engineer to erect and maintain signs upon such street or highway as provided in the Vehicle Code indicating the appropriate speed limit. Such signs may be supplemented by appropriate pavement markings.
B. Removal. Whenever the City Council, upon the basis of a traffic engineering investigation, finds that the conditions for which a speed limit has been determined as provided in Subsection A. of this Section no longer exists, the City Council shall by resolution direct the City Engineer to remove such signs and pavement markings from such street or highway.
10.24.030 Authority to Link Speed Limit Districts.¶
A. Pursuant to the Vehicle Code, whenever the City Council determines, upon the basis of an engineering and traffic survey, that the limit of sixty-five (65) miles per hour is more than is reasonable or safe upon any portion of a street or highway for a distance of not exceeding two thousand (2,000) feet in length between either business or residential districts, the City Council may determine and declare a reasonable and safe prima facie limit thereon lower than sixty-five (65) miles per hour, but not less than twenty-five (25) miles per hour. When such determination has been made, the City Council shall by resolution direct the City Engineer to erect and maintain signs thereon as provided in the Vehicle Code. Such signs may be supplemented by appropriate pavement markings.
B. Removal. Whenever the City Council finds, upon the basis of an engineering and traffic survey, that the conditions for which a prima facie limit lower than sixty-five (65) miles per hour has been determined as provided in Subsection A. of this Section no longer exist, it shall by resolution direct the City Engineer to remove such signs and markings from such portion of street or highway.
10.24.040 Speed Limits Declared.¶
Pursuant to the “Speed Zoning Engineering & Traffic Survey” report dated February 8, 2022, and pursuant to California Vehicle Code Sections 627, 22357 and 22358, the City Council of the City of Adelanto determines that the maximum speed limits for the following streets, along their entire length unless noted otherwise, in the City of Adelanto are reasonable and safe and established as follows:
| Street Name | From | To | Recommended Speed Limit (mph) |
|---|---|---|---|
| Adelanto Road | Holly Road | Rancho Road | 55 |
| Adelanto Road | Rancho Road | Air Expressway | 45 |
| Adelanto Road | Air Expressway | Bartlett Avenue | 45 |
| Adelanto Road | Bartlett Avenue | Chamberlaine Way | 35 |
| Air Expressway | Adelanto Road | Pearmain Street | 45 |
| Air Expressway | Pearmain Street | Highway 395 | 45 |
| Air Expressway | Highway 395 | Bellflower Street | 40 |
| Air Expressway | Bellflower Street | Aster Road | 50 |
| Air Expressway | Aster Road | Raccoon Avenue | 50 |
| Aster Road | Palmdale Road | Seneca Road | 30 |
| Aster Road | Seneca Road | Victor Street | 40 |
| Aster Road | Victor Street | Mojave Street | 40 |
| Aster Road | Air Expressway | Bartlett Avenue | 40 |
| Bartlett Avenue | Adelanto Road | Pearmain Street | 35 |
| Bartlett Avenue | Pearmain Street | Highway 395 | 35 |
| Bartlett Avenue | Highway 395 | Bellflower Street | 40 |
| Bartlett Avenue | Bellflower Street | Aster Road | 40 |
| Bellflower Street | Palmdale Road | Seneca Road | 40 |
| Bellflower Street | Seneca Road | Victor Street | 40 |
| Bellflower Street | Victor Street | Mojave Street | 40 |
| Bellflower Street | Mojave Street | Rancho Road | 45 |
| Bellflower Street | Rancho Road | Air Expressway | 50 |
| Bellflower Street | Air Expressway | Bartlett Avenue | 35 |
| Bellflower Street | Bartlett Avenue | Chamberlaine Way | 35 |
| Bellflower Street | Chamberlaine Way | Auburn Avenue | 35 |
| Cactus Road | Highway 395 | Jonathon Road | 35 |
| Chamberlaine Way | Pearmain Street | Jonathon Road | 30 |
| Chamberlaine Way | Jonathon Road | Highway 395 | 30 |
| Chamberlaine Way | Highway 395 | Bellflower Street | 30 |
| Chamberlaine Way | Bellflower Street | Verbena Road | 35 |
| Chamberlaine Way | Verbena Road | Aster Road | 35 |
| Chamberlaine Way | Aster Road | Koala Road | 40 |
| El Mirage Road | Muskrat Avenue | Koala Road | 50 |
| El Mirage Road | Koala Road | City Limit Line | 55 |
| Emerald Road | Rancho Road | Air Expressway | 30 |
| Jonathon Road | Begonia Road | Seneca Road | 40 |
| Jonathon Road | Seneca Road | Victor Street | 40 |
| Jonathon Road | Victor Street | Mojave Street | 40 |
| Jonathon Road | Mojave Street | Cactus Road | 45 |
| Jonathon Road | Air Expressway | Bartlett Avenue | 30 |
| Jonathon Road | Bartlett Avenue | Chamberlaine Way | 30 |
| Koala Road | Holly Road | Rancho Road | 45 |
| Koala Road | Rancho Road | Yucca Road | 45 |
| Koala Road | Yucca Road | Air Expressway | 55 |
| Koala Road | Air Expressway | Chamberlaine Way | 55 |
| Koala Road | Chamberlaine Way | El Mirage Road | 55 |
| Mojave Street | Highway 395 | Jonathon Road | 40 |
| Mojave Street | Jonathon Road | Bellflower Street | 40 |
| Mojave Street | Bellflower Street | Verbena Road | 40 |
| Mojave Street | Verbena Road | Aster Road | 40 |
| Pearmain Street | Palmdale Road | Seneca Road | 25 |
| Pearmain Street | Air Expressway | Bartlett Avenue | 35 |
| Rancho Road | Emerald Road | Adelanto Road | 45 |
| Rancho Road | Adelanto Road | Highway 395 | 40 |
| Rancho Road | Highway 395 | Bellflower Street | 55 |
| Rancho Road | Bellflower Street | Daisy Road | 55 |
| Rancho Road | Daisy Road | Raccoon Avenue | 45 |
| Rancho Road | Raccoon Avenue | Koala Road | 45 |
| Seneca Road | Highway 395 | Jonathon Road | 35 |
| Seneca Road | Jonathon Road | Bellflower Street | 45 |
| Seneca Road | Bellflower Street | Verbena Road | 45 |
| Seneca Road | Verbena Road | Aster Road | 45 |
| Verbena Road | Palmdale Road | Seneca Road | 45 |
| Verbena Road | Seneca Road | Victor Street | 45 |
| Verbena Road | Victor Street | Mojave Street | 45 |
| Victor Street | Jonathon Road | Bellflower Street | 40 |
| Victor Street | Bellflower Street | Verbena Road | 40 |
| Victor Street | Verbena Road | Aster Road | 40 |
[Ord. No. 479, Section 1.02, 6/25/08; Ord. No. 630, Section 2, 5/25/22.]
10.24.050 Regulation of Speed by Traffic Signals.¶
The City Traffic Engineer is authorized to regulate the timing of traffic signals so as to permit the movement of traffic in an orderly and safe manner at speeds slightly at variance from the speeds otherwise applicable within the district or at intersections and shall erect appropriate signs giving notice thereof.
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