Common use of Noise and Vibration Clause in Contracts

Noise and Vibration. With each system in normal operation simultaneously, electrical systems shall meet following criteria: i. Noise Maximum Noise Criteria (NC) levels: Offices 35 Meeting Rooms 35 Cafeteria 40 Lobbies 40 Corridors 40 Toilets 40 Storage 50 ii. Vibration System not to exceed the following: (1) Less than 16 Hz: 0.004 inch per second vibration velocity.