City Spidey Impact: Noida Authority wakes up to repair height barrier This height barrier at Atta Peer Chowk can fall any time! Will the second height barrier on this Indirapuram road ever get installed? Sector 51, Noida: School alleges RWA asked for money to open ‘emergency’ gate Why exactly did Noida Authority dismantle the height barriers in Sec 51 Indirapuram: The HMVs need to stop plying down this road!