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Retractable Bollards | Delta Scientific Blog

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mysmg1: A bollard is a short vertical post used to control or direct road traffic. Wooden posts were used in the early 18th century. Today concrete or stainless steel is typically used, with various finishes for an improved appearance. How bollards...

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mysmg1 saved and folkd this page on 07/12/2013 12:44pm

A bollard is a short vertical post used to control or direct road traffic. Wooden posts were used in the early 18th century. Today concrete or stainless steel is typically used, with various finishes for an improved appearance. How bollards are installed depends on the application, and can vary from permanent installations to a system of retractable bollards used when vehicle traffic must occasionally be allowed access...

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