No person shall drive a vehicle when it is so loaded, or when there are in the front seat such number of persons as to obstruct the view of the driver to the front or sides of the vehicle or as to interfere with the driver’s control over the driving mechanism of the vehicle.

No person shall knowingly drive a bus within the City of San Diego which is transporting any public or private school pupil who is enrolled in kindergarten or any of grades 1 to 12, inclusive, to or from a public or private school, unless every such pupil is seated in a seat.

No person shall wilfully interfere with the driver of a vehicle or with the mechanism thereof in such manner as to affect the driver’s control of the vehicle. The provisions of this section shall not apply to a drivers’ license examiner or other employee of the Department of Motor Vehicles when conducting the road or driving test of an applicant for a driver’s license nor to a person giving instruction as a part of a course in driver training conducted by a public school, educational institution or a driver training school licensed by the Department of Motor Vehicles.

Regardless of aggregate driving time, no driver shall drive for more than 10 hours in any 24-hour period unless eight consecutive hours off duty have elapsed.

Regardless of aggregate driving time, no driver shall drive for more than 12 hours in any 24-hour period unless eight consecutive hours off duty have elapsed.

The driver of a motor vehicle shall not follow another vehicle more closely than is reasonable and prudent, having due regard for the speed of such vehicle and the traffic upon, and the condition of, the roadway.

Motor vehicles being driven outside of a business or residence district in a caravan or motorcade, whether or not towing other vehicles, shall be so operated as to allow sufficient space and in no event less than 100 feet between each vehicle or combination of vehicles so as to enable any other vehicle to overtake or pass.

No motor vehicle, except an authorized emergency vehicle, shall follow within 300 feet of any authorized emergency vehicle being operated under the provisions of Section 21055.

This section shall not apply to a police or traffic officer when serving as an escort within the purview of Section 21057.

No motor vehicle, except an authorized emergency vehicle or a vehicle of a duly authorized member of a fire or police department, shall be operated within the block wherein an emergency situation responded to by any fire department vehicle exists, except that in the event the nearest intersection to the emergency is more than 300 feet therefrom, this section shall prohibit operation of vehicles only within 300 feet of the emergency, unless directed to do so by a member of the fire department or police department, sheriff, deputy sheriff, or member of the California Highway Patrol. The emergency shall be deemed to have ceased to exist when the official of the fire department in charge at the scene of the emergency shall so indicate. Officials of the fire department or police department or the Department of the California Highway Patrol who are present shall make every effort to prevent the closing off entirely of congested highway traffic passing the scene of any such emergency.

No person shall drive or propel any vehicle or conveyance upon, over, or across, or in any manner damage any fire hose or chemical hose used by or under the supervision and control of any organized fire department. However, any vehicle may cross a hose provided suitable jumpers or other appliances are installed to protect the hose.

No vehicle shall at any time be driven through or within a safety zone.

The driver of a motor vehicle when traveling on down grade upon any highway shall not coast with the gears of such vehicle in neutral.

No person shall operate a train of vehicles when any vehicle being towed whips or swerves from side to side or fails to follow substantially in the path of the towing vehicle.

No person shall operate on any highway any privately owned armored car unless a license to operate such car has first been obtained from the commissioner in accordance with Chapter 2.5 (commencing with Section 2500) of Division 2.

Violation of this section is a misdemeanor and upon conviction is punishable by a fine not exceeding one thousand dollars ($1,000) or by imprisonment in the county jail for not to exceed six months or by both such fine and imprisonment.

The driver of a vehicle described in subdivision (f) of Section 27803 shall not operate the vehicle in either of the following areas:

Except as provided in Section 21115.1 and Chapter 6 (commencing with Section 1950) of Division 2.5 of the Streets and Highways Code, no person shall operate a golf cart on any highway except in a speed zone of 25 miles per hour or less.

Whenever it is necessary for the driver of a motor vehicle to cross a bicycle lane that is adjacent to his lane of travel to make a turn, the driver shall drive the motor vehicle into the bicycle lane prior to making the turn and shall make the turn pursuant to Section 22100.