§ 83.12.030  Road System Design Standards.
   Table 83-20 provides road system design standards. For diagrams and specific features on the County maintained road system, refer to the Road Planning and Design Standards and the San Bernardino County Standards and Specifications Manual, as may be amended from time to time. The Road Planning and Design Standards and the Standards and Specifications Manual are maintained by the Department of Public Works.
 
Table 83-20
Road System Design Standards
Highway Designation
Number of Lanes
Right-of-Way Width
Curb-to-Curb Separation
Freeway
Variable (per Caltrans)
Variable (per Caltrans)
Variable (per Caltrans)
State Highway (special standards/conditions)
Variable (per Caltrans)
Variable (per Caltrans)
Variable (per Caltrans)
Major Arterial Highway
6
120 ft. minimum
104 ft.
Major Divided Highway
4
120 ft.
94 ft.
Major Highway
4
104 ft. minimum
80 ft.
Secondary Highway
4
88 ft.
64 ft.
Controlled/Limited Access Collector
2
66 ft.
44 ft.
Mountain Major Highway
4
80 ft.
64 ft.
Mountain Secondary Highway
2
60 ft.
44 ft.
Collector Street
2
66 ft.
44 ft.
Local Street
2
60 ft.
36 ft.
Mountain Collector
2
50 ft.
Mountain Local
2
40 ft.
Notes:  Collector Streets and Local streets are not shown on the General Plan Transportation/Circulation Maps.
 
(Ord. 4011, passed - -2007; Am. Ord. 4180, passed - -2012)