Revision [413]
Last edited on 2007-06-16 20:17:51 by MicroZetaAdditions:
{{image url="uploads/bollard/bollards.jpg" class="right" alt="Several examples of different types of bollards" title="Several examples of different types of bollards"}} Usually made of a strong metal pipe or a [[concrete]] post, a bollard is embedded into any bed of [[concrete]] to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
Deletions:
Revision [406]
Edited on 2007-06-09 20:51:29 by MicroZetaAdditions:
{{image class="right" url="uploads/bollard/bollards.jpg" alt="Several examples of different types of bollards" title="Several examples of different types of bollards"}} Usually made of a strong metal pipe or a [[concrete]] post, a bollard is embedded into any bed of [[concrete]] to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
Deletions:
Revision [195]
Edited on 2006-06-20 11:52:15 by MicroZetaAdditions:
{{image class="right" url="uploads/bollard/bollards.jpg" alt="Several examples of different types of bollards" title="Several examples of different types of bollards"}} Usually made of a strong metal pipe or a [[concrete]] post, a bollard is embeded into any bed of [[concrete]] to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
Deletions:
Revision [194]
Edited on 2006-06-20 11:46:33 by MicroZetaAdditions:
{{image class="right" url="uploads/bollard/bollards.jpg" alt="Several examples of different types of bollards" title="Several examples of different types of bollards"}} Usually made of a strong metal pipe or a concrete post, a bollard is embeded into any bed of concrete to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
Deletions:
Revision [193]
Edited on 2006-06-20 11:44:49 by MicroZetaAdditions:
{{image url="uploads/bollard/bollards.jpg" alt="Several examples of different types of bollards" title="Several examples of different types of bollards"}} Usually made of a strong metal pipe or a concrete post, a bollard is embeded into any bed of concrete to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
Deletions:
{{files}}
Revision [192]
Edited on 2006-06-20 11:43:13 by MicroZetaAdditions:
Usually made of a strong metal pipe or a concrete post, a bollard is embeded into any bed of concrete to prevent, or selectively allow, the passage of vehicles into an area. Bollards can also have light fixtures integrated into them. Rising bollards are a fairly recent invention; the bollards can retract into the ground when full passage is required, and extended when security is needed.
{{files}}
{{files}}
