According to Murthy Krishniah, executive director of transit project delivery for L.A. Metro, tunnels are the safest place to be in an earthquake. The same concept that helps prevent bridges from collapsing during an earthquake can be used to prevent skyscrapers from collapsing. Which is safer tunnel or bridge? According to this report, well designed […]
Pre-made reinforced concrete, cast iron and steel are some of the basic materials used in tunnel lining construction. The materials are chosen based on the conditions of the construction area. What are the different types of tunneling? There are three basic types of tunnel construction that can be used together. What is the function of […]
What are those hexagon lights called? It’s rare to find hexagonal touch lights. They are easy to use and can be mounted on almost any surface, the most popular being the wall. Three of the best modular touch lights are hexagonal in shape. What are those triangle lights? Aurora is a set of smart lighting […]
It is a phrase. When you talk about the light at the end of the tunnel, you’re talking about the end of a difficult situation. What does there is always light at the end of the tunnel mean? Where did the phrase light at the end of the tunnel come from? The phrase was used […]
Since the 1930s,LPS lamps have been used for street lighting because of their efficiency and ability to penetrate fog. Why is sodium used in street lights? It can be seen in street lighting. Because of their high efficiency and light’s ability to penetrate mist and fog, sodium-vapour lamps are a good choice for night time […]
Dipped headlights are brighter than side lights, but not as bright as full beam headlights. They get their name when they are going down. Are sidelights and dipped headlights the same? Having dipped headlights on your car is the next step in the process. If you know what we mean, new cars have running lights […]
How much does a Solatube cost to install? The average cost of a solar tube is $750, compared to $2,000 for a traditional skylight. Installation costs for the US ranged between $500 and $1,000. The installation of solar tubes will allow you to get the natural light that comes from skylights, but at a lower […]
The phrase to see the light at the end of the tunnel is a sign of hope. What does it mean when you see the light at the end of the tunnel? Is there really light at the end of the tunnel? There isn’t a light at the end of the tunnel. No light at […]
A green porch light is used to show support for military men and women. The lights are used to honor Veterans Day. Some people use a green porch light during the year to show respect for veterans. What does a green porch light mean? What does it mean when you have a green porch light? […]
If you don’t see light at the end of the tunnel, consider it an opportunity to create an opening of your own. There is a new version of this article. I want people to know that there is a light at the end of the tunnel. If you keep going, you will eventually get through […]
