A turn style gate is a form of gate which allow one person to pass at a time. Turn style can be configured to enforce one way human traffic. In addition, it can restrict passes only to people who insert a coin, ticket, pass or other method of payment. Modern turn style incorporate biometrics, including retina scanning, fingerprint and othe human characterstic which can be scanned. Thus it can be used in the case of paid access for example to access public transport, a pass toilet or to rrstrict access to authorized people for example in the lobby of office building.
They are used at a wide variety of settings, including stadiums, amusement parks, mass transmit statiins, office lobbies, airports, ski resorts, etc....
It give accurate verifiable count of attendence. From a security standpoint they lead portions to enter single file, so security personnel have a clear view of each portion. This enables security of efficiently isolate potential trouble or to confiscate any prohibited materials.