Traffic bollard
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Traffic bollards are short, up to 48", pillar-like objects used to obstruct roads for traffic control and pedestrian safety. Bollards work by limiting movements and can narrow available space to contr
A street bollard in the City of London
East India House, Leadenhall Street, London: an engraving of 1766. Six bollards stand in front of the building.
1980s traffic bollard in Prague, Czechia
Flexible bollard separating lanes of traffic with speed limit reminder in Toronto, Ontario
Mooring bollard
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A mooring bollard is a sturdy, short, vertical post on a ship or quay used principally for mooring boats.
Traffic bollard
…and verges. The term is probably related to bole, meaning a tree trunk. The earliest citation given by the Oxford English Dictionary (referring to a maritime bollard) dates from 1844, although an account describing bollards as "huge posts" in a shipyard is also known from 1817. The earliest citation given by the OED…
Mooring bollards, such as this one in the Hudson River, were the first type of bollard. The use of the term has since expanded.
Old cannon used as a mooring bollard on the Merwede-Canal, Utrecht, Netherlands
Old cannon used as a mooring bollard, near the entrance of the Grand Harbour, Malta
Mooring bollard, Lyme Regis