Bollard is a short vertical poll. The first Bollard is used to tether big ships to the dock and is still used today. Typical Bollard made of cast iron or steel and shaped like mushrooms; The upper enlarged is intended to prevent the lanyard from slipping. Today said Bollard also describes the various structures used on the road, around the building, and in landscaping.
The most common type of Bollard lights is fixed. The simplest is an unsightly steel post, which is around 914 to 1219 mm above the level. Bollard made specifically not only includes simple posts, but also various kinds of decorative designs. They are square or rectangular in the cross-section, but mostly cylindrical, sometimes with dome, tilting, or up. They are available in various durable powder coatings, painted, and metallic final results.
Detachable bollard lights are used when the need to limit access or occasional changes in direct traffic change. Models that can be drawn and flip-up are used where selective access is often needed and designed so that Bollard can be easily folded to the floor level and quickly raised again. The unit can be operated manually or automatically with hydraulic movements. Bollard moves are large, heavy, often stone or concrete, which does not depend on the structural anchor to stay in its place. Like forklifts.
The most popular use for Bollard is traffic control, direction, and security. The first function is achieved by the visual presence of Bollard and, to a certain extent, with impact resistance.