2022 Maryland Statutes
Transportation
Title 22 - Vehicle Laws -- Equipment of Vehicles
Subtitle 3 - Brakes
Section 22-302 - Performance Ability of Brakes

    (a)    Every motor vehicle and combination of vehicles, at all times and under all conditions of loading, on application of the service brake, shall be capable of:

        (1)    Developing a braking force that is not less than the percentage of its gross weight tabulated in subsection (c) of this section for its classification;

        (2)    Decelerating to a stop from not more than 20 miles per hour at not less than the feet per second tabulated in subsection (c) of this section for its classification; and

        (3)    Stopping from a speed of 20 miles per hour in not more than the distance tabulated in subsection (c) of this section for its classification, this distance to be measured from the point at which movement of the service brake pedal or control begins.

    (b)    Tests for deceleration and stopping distance shall be made on a substantially level (not to exceed plus or minus 1 percent grade), dry, smooth, hard surface that is free from loose material.

    (c)    The following table sets forth the tabulations referred to in subsection (a) of this section:

1 2 3 4

Classification of

vehicle

Braking force

as a percentage

of gross vehicle

or combination

weight

Deceleration

in feet per

second Brake system

application and

braking

distance in

feet from

an initial

speed of 20

m.p.h. A Passenger vehicles with a seating capacity of 10 people or less including driver, not having a manufacturer’s gross vehicle weight rating    

52.8%

17

25 B–1 All motorcycles     43.5% 14 30 B–2 Single unit vehicles with a manufacturer’s gross vehicle weight rating of 10,000 pounds or less    

31%

10

20 C–1 Single unit vehicles with a manufacturer’s gross weight rating of more than 10,000 pounds    

43.5%

14

40 C–2 Combination of a two–axle towing vehicle and a trailer with a gross weight of 3,000 pounds or less    

43.5%

14

40 C–3 Buses, regardless of the number of axles, not having a manufacturer’s weight rating    

43.5%

14

40 C–4 All combinations of vehicles in driveaway–towaway combinations    

43.5%

14

40 D All other vehicles and combinations of vehicles    

43.5%

14

50

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