At a Red Traffic Light You Must Stop

Photo Courtesy: tomovox/flickr

Traffic lights are made in many dissimilar options. They can include iii, 4, or five different lenses in varying patterns. There are two primary sizes of 3-lens traffic lights used around the world. These different designs are bachelor with either an 8-inch or 12-inch lens pattern.

The 8-inch lens design featuring three lights stands approximately xxx inches tall. Information technology has a width of nine.5 inches. The depth of the eight-inch lens light is half dozen inches deep. The 12-inch lens blueprint traffic calorie-free featuring the three-low-cal pattern is 42 inches tall. It has a width of xiii.5 inches and is 8 inches deep. The measurement for both of these traffic light options is based on the main trunk of the light blueprint and doesn’t include visors that may be included.

Different factors bear upon the size of the traffic light placed in certain intersections. Let’s uncover some of them.


Different states throughout the U.s. and countries around the earth chose to use one size of traffic light over another. For instance, yous will frequently find the larger 12-inch lens traffic calorie-free in places like New York City or Los Angeles. This is due to high volumes of traffic in these areas. The larger lights make it easier to see from further distances that vehicles are traveling.

The United Kingdom opts for the 8-inch lens traffic lights. This is desired due to their power to industry traffic lights of this size with highly visible specialty lenses. This makes it possible for drivers to see clearly without the larger surface surface area.

Read:   You May Possess Elements of More Than One Learning Style

In that location are hybrid designs for traffic lights, which can exist found in places similar Canada. These lights feature ane or more 12-inch lens signals combined with smaller 8-inch lens signals on the same traffic light setup. While these designs are not common in most places, they do serve their purpose for the jurisdictions where they are utilized.

Traffic Conditions

Not every intersection requires the same blazon of monitoring. However, when you lot are driving in heavier traffic such as what is found in cities like Detroit or San Francisco, you want to know that the lights are visible fifty-fifty at a altitude. Most transportation departments will place the larger lens traffic lights in these areas for those purposes. Intersections that have lighter traffic and slower speed limits frequently accept advantage of the 8-inch lens traffic lights. This helps to save on the budget for these municipalities as well.


Each city and country throughout the U.S. has its ain ordinances that they implement. These laws and regulations are incorporated to keep people in their areas safe and to minimize accidents from occurring. Most of these localities have a department of transportation (DOT) system in place to oversee that the ordinances are carried out.

Among the standards that the DOT in each state oversees is the placement and sizing of the traffic lights. The regulations give in-depth detailing every bit to how high the lights should exist hung, the types of lights that should be used and the distance at which the traffic lights should exist visible. Non following these standards could be costly to the section in question.

Read:   Which Website Allows You to Compare Online Bookstore Prices

Some municipalities may set their ordinances to ensure that their spending stays within budget. When this occurs, the costs of the different types of traffic lights needed may play a office in the pattern that is used.

Additional Features

The four-lens and five-lens traffic lights permit for boosted types of lenses to exist used. The principal options are yellowish (bister) and greenish arrows. These allow drivers the ability to turn when another direction of traffic has the right of manner. These additional lenses can either be added to the bottom of the standard three-lens design traffic calorie-free or positions on the sides. This volition affect the length or width of the traffic light, equally well equally the weight.

At a Red Traffic Light You Must Stop


Check Also

Which Idea Was Supported by Aristarchus Copernicus and Galileo

Which Idea Was Supported by Aristarchus Copernicus and Galileo. Planetary Move: The History of an …