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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.

Exceptions & meaning →

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.

Exceptions & meaning →

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.

Exceptions & meaning →

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.]

Exceptions & meaning →

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.

Exceptions & meaning →

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