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  2. Lane departure warning system - Wikipedia

    en.wikipedia.org/wiki/Lane_departure_warning_system

    The system debuted in 2000, and is now available on many new cars, SUVs, and trucks. [5] In 2002, the Iteris system became available on Freightliner Trucks' North American vehicles. In both these systems, the driver is warned of unintentional lane departures by an audible rumble strip sound generated on the side of the vehicle drifting out of ...

  3. Road surface marking - Wikipedia

    en.wikipedia.org/wiki/Road_surface_marking

    These include water, sand, crushed glass, dry ice and soda. High-pressure water blasting method uses 30,000 psi (210 MPa) water jet system on a truck equipped with vacuum heads to blast out the markings and suction up the water and debris back to the storage area of the truck. The method can remove markers at speeds of 2 mph (3.2 km/h).

  4. Emergency vehicle lighting - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_lighting

    Often used by utility vehicles such as construction vehicles, garbage trucks, semi-trucks amber marker lights and semi-trucks with big and long trailers, snow plows, funeral escorts and hearses, security patrol vehicles, postal vehicles or other vehicles which may be stopped or moving slower than the flow of traffic.

  5. Raised pavement marker - Wikipedia

    en.wikipedia.org/wiki/Raised_pavement_marker

    The orange markers separate opposing traffic lanes. The blue marker denotes a fire hydrant on the left sidewalk. A raised pavement marker is a safety device used on roads. These devices are usually made with plastic, ceramic, thermoplastic paint, glass or occasionally metal, and come in a variety of shapes and colors.

  6. Botts' dots - Wikipedia

    en.wikipedia.org/wiki/Botts'_dots

    Today, there are more than 25 million Botts' dots in use in California, [6] though they have started falling out of favor. In 2017, Caltrans announced that it would stop using Botts' dots as the sole indicator of lane division, due to cost and worker safety, and in order to make roadways more compatible with self-driving cars.

  7. Glossary of road transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_road_transport...

    See three-way junction 5-1-1 A transportation and traffic information telephone hotline in some regions of the United States and Canada that was initially designated for road weather information. A Access road See frontage road Advisory speed limit A speed recommendation by a governing body. All-way stop or four-way stop An intersection system where traffic approaching it from all directions ...

  8. Ouster (company) - Wikipedia

    en.wikipedia.org/wiki/Ouster_(company)

    Ouster, Inc. is an American lidar technology company headquartered in San Francisco, California. It builds high-resolution, digital 3D lidar sensors for use in autonomous vehicles, industrial, robotics, drones, mapping, defense, and security systems.

  9. Loose wheel nut indicator - Wikipedia

    en.wikipedia.org/wiki/Loose_wheel_nut_indicator

    The product has also established itself in Germany, and trucks with the safety system can be seen more and more frequently on the Autobahn. The original loose lug nut securing product, the Checkpoint, has been supplemented by other products such as Dustite and Dustite LR which combine the function of a lug nut indicator with a dust cap ...