Section 114(a) in U.P. Building And Other Construction Workers (Regulation Of Employment And Conditions Of Service) Rules, 2009
(a)Fixed lifting appliances are installed -(i)by competent persons;(ii)in a manner that such appliances cannot be displayed by the load, vibration or other influences;(iii)in a manner that the operator of such appliances is not exposed to danger from loads, ropes or drums; and(iv)in a manner that the operator can either see over the zone of operation or communicate with all loading and unloading points by signal or other communications systems.