Such median barriers are also installed to prevent accidents from the fast-moving lane of one highway spilling over to the fast-moving traffic of an opposite-flowing highway. The median barriers are installed on the grass islands between two opposite-flowing highways to prevent motorists from making U-turns from one fast-moving lane to another. The Highway Guardrail is also installed to prevent pedestrians, animals, and cyclists from crossing the highway and thereby causing potentially fatal accidents. On bridges to prevent vehicles from accidentally driving off the bridges onto the traffic below.Opposite-flowing traffic from an opposite-direction highway.Unforgiving objects such as buildings, rock faces, trees, streetlights, and pillars.Water sources such as dams, the ocean, and rivers.Such risks include, but are not limited to: To this end, the types of risks against which it must protect should be considered. The question must be asked whether the presence of the barrier poses a higher risk of injury or fatality than if it is not installed. If it is at all possible not to install a barrier on a highway or any other type of road and still ensure the safety of road users, then it is better to go without barriers. With any type of barrier also being an obstacle and possible cause for an accident, it is imperative to consider where such barriers must be installed. When it comes to the prices of these guardrails in South Africa, it is important to consider the durability of the barriers, the cost of repair after each collision, and the general maintenance needed over the lifetime of the barriers. Each has its own characteristics, advantages, and disadvantages. W-beam, wire-rope, and concrete barriers are the most used types of freeway barriers. Places Where Highway Guardrails Are Installed the safety profile of the barrier type.the durability of the particular barrier type and.maintenance requirements of the barrier as any type of road works or maintenance carry a risk for the workers and the road users.the types of vehicles that use the particular road.the speed of travel on a particular road.types of risks against which the barrier must provide protection.clearance space available behind the barrier.While the price is important when choosing a guardrail, other factors must also be considered. Technical support is available in the selection of the most appropriate barriers. Products are suitable for the South African road conditions.Products are manufactured to meet the Department of Transport’s requirements.Quicker installation is possible because the materials are immediately available.
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