UL 912 PDF

UL 912 – Highway Emergency Signals

Please note: All interim revisions for this edition available at time of your purchase will be included.

These requirements cover highway emergency signals intended to be carried on commercial automotive vehicles and to be used as emergency traffic warning signalsin the event of enforced parking of the vehicle on a highway.

These requirements cover three types of warning signals: Liquid-Burning Flares, Red Electric Warning Lanterns, and Fusees.

A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and thatinvolves a risk of fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintainthe level of safety as originally anticipated by the intent of this standard. A product whose features, characteristics, components, materials, or systems conflict withspecific requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance withthe methods employed for development, revision, and implementation of this standard.