Title 10 — VEHICLES AND TRAFFIC
Chapter 10.24 — SPECIAL SPEED ZONES
Adelanto Municipal Code · 2026-09 edition · updated 2026-09-30 · Adelanto
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:
Recommended Street Name From To Speed Limit (mph)
Recommended
Street Name From To
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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