Because the tourist attraction the dam and the important part is the water activities and water activities that can not live with out, that is, whether the paddle canoes. Or ship type blender family was very reasonable, but due to the water activities, so the risks and consequences that will follow, there was a accident. So to protect our limited space for spinning the boat by placing buoys not to spin off beyond the staff to control. And the life jackets are worn any where.
For kayakers will be given life jacket for all, and if it still does not specialize in pies, staff are on track with it