Jump to History – Etymology. 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 a reference in the Caledonian Mercury in 1817 describes bollards as huge posts.
A bollard is a short vertical post used in maritime contexts for mooring or towing craft, or on land for traffic control..
A bollard is a sturdy, short, vertical post. The term originally referred to a post on a ship or quay used principally for mooring boats, but is now also used to refer to posts installed to control road traffic and posts designed to prevent ram raiding and car ramming attacks.
A bollard is a short post used to create a protective or architectural perimeter. When installed primarily as a visual guide, bollards guide traffic and mark boundaries. …Bollards can also be constructed to physically block vehicle incursion, protecting people and property.
Long Fence, a commercial and residential fence company, sells bollards and defines them this way: “Bollards are upright steel posts mounted in or alongside roads and parking lots to control, direct or obstruct vehicular traffic or impact.” … The bollard barriers are much taller and clearly more difficult to cut through.
Steel Pipe Bollards are made from US Steel and are designed to protect buildings, pedestrians, and equipment from vehicle or forklift collisions.
International Building Code 2000 requires that bollards and other guarding devices do not block emergency egress for pedestrians as well.
It’s recommended that bollards designed to regulate traffic flow be spaced no less than 3 feet apart in order to satisfy the accessibility requirements of the Americans With Disability Act, but no more than 5 feet apart in order to block the minimum width of a vehicle.
Steel bollards are heavy-duty posts embedded deep into the substrate and filled with concrete. Steel pipe is often used in parking lots, around utility meters, before storefront windows, and to outline pedestrian areas.
How do Automatic Bollards work? The raising or lowering of an automatic bollard can be initiated by a person stationed in a guard house. Also by someone placing the right code into a remotely mounted touch pad, or by a car occupant, pressing a remote transmitter. Also we have an unique signal emitter used in vehicles.