You install a single turnstile lane for 200 employees. Every morning, a line snakes out the door. Solution: Calculate peak 15-minute flow. If you need 150 people in 15 minutes, you need at least 4 lanes (optical turnstiles) or 6 lanes (tripods).
Resembling a floor-to-ceiling revolving door, these offer the highest level of physical security. They are virtually impossible to climb over or crawl under, making them ideal for construction sites, stadiums, and high-security industrial facilities. 3. Optical Speed Gates entry turnstile