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D.C. Municipal Regulations (Last Updated: September 13, 2017) |
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Title 18. VEHICLES AND TRAFFIC |
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Chapter 18-7. MOTOR VEHICLE EQUIPMENT |
Section 18-744. MOTORCYCLE WIND SCREENS
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744.1The American National Standards Institute, Inc., Specifications for Safety Glazing Materials for Glazing Motor Vehicles Operated on Land Highways, Z26.1-1966, is adopted as the minimum standards for wind screens when used on motorcycles.
744.2The test procedure for wind screens shall refer to those standards which are applicable to all wind screen devices; Provided, that for rigid plastic material, Item 4 of Table 1 of the standards shall be used; and for flexible plastics, Item 6 of Table 1 shall be used.
744.3In addition to the specifications of that portion of the American National Standards Institute, Inc., which are established in this section, no wind screen shall be approved unless it meets the following specifications:
(a)The metal support shall be of a material which shall bend rather than fragment under impact;
(b)Covering material, other than visual material, shall be beaded at the edges to prevent fraying; and
(c)Cloth covering material shall be tested for flammability according to the procedures of 5902 of specifications of the American National Standards Institute’s Testing Methods.
744.4Each wind screen shall be permanently labeled at an easily visible location with the manufacturer’s trade name and number, which shall be the same trade name and number used in the approval application.