![]() The primary purpose of an overpass flyover is to keep other traffic away from the railway path (i.e., vehicle and pedestrian traffic). Overpass FlyoverĪn overpass flyover is one that is built over an existing highway or railway line that crosses over barriers. Fig 3: Cloverleaf Flyover Classification of Flyover based on Form 1. ![]() Since there is no need to weave or slow down, this offers an advantage over the simple flyover. In this kind of flyover, the grade separation technique allows traffic from one or more roads to pass the junction without directly crossing it or interfering with the flow of other traffic streams. Cloverleaf FlyoversĬloverleaf flyover is a form of grade separator as well. This type of highway is used for fast-moving traffic to cross railway lines or heavy vehicular junctions. ![]() This particular flyover is the one that is used the most often. The two types of flyovers used for traffic management are: 1. Whereas a flyover is constructed to connect two points in congested areas, such as roads and highway intersections. Fig 1: Flyover under constructionĪ bridge and a flyover differ from one another depending on how they will be used and where they will be constructed.īridges are constructed to link two separate locations these locations may be found naturally in places like valleys, rivers, seas, or other water bodies. A road, highway, or railroad may be required for the passage. In order to prevent traffic congestion below, flyovers are constructed to allow for safe passage over obstacles. A flyover is a high-level road bridge that crosses over another railroad or highway intersection or an existing road.
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