Fences are used by security personnel for several reason, separate authorized persons from unauthorized persons, direct pedestrian traffic, create a psychological barrier as well as the physical barrier, stop or slow assaults on the area being protected, etc.
Fences and the extent of the fencing for the G8 and G20 have been the focus of many media stories. Here are a few of the links
http://www.thestar.com/news/gta/torontog20summit/article/825908--fortress-toronto-secrets-of-the-fence?bn=1
Fences and the extent of the fencing for the G8 and G20 have been the focus of many media stories. Here are a few of the links
http://www.thestar.com/news/gta/torontog20summit/article/825908--fortress-toronto-secrets-of-the-fence?bn=1
