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TECHNICAL SPECIFICATIONS CIVIL DEFENSE SIREN ORONO, MINNESOTA 1. This specification is for the design, fabrication, painting, testing, and delivery of siren/PA equipment and control equipment for the public warning system for the City of Orono. 2. The system shall be designed to produce electronic siren signals with an average sound level of 124dB at 100 feet and reproduce voice signals with a sound level of 120dB. The sirens shall be two tone, three signal, fire alert and attack. 3. Siren/PA ?inits are -to be designed to operate in an outdoor environ- ment. Each unit shall contain a speaker cluster end control cabinet designed for the housing of panel mounted electronic assemblies, batteries, and related components. 4. The_Contractor shall furnish, or arrange for labor, materials reQuirel for the complete installation and operation of the sirens, including mounting poles and all electrical controls. The sirens will be mount! on Class 1 poles 55 feet long furnished by the Contractor and mounted according to the manufacturer's recommended specifications. All components of the sirens shall be installed on the poles with no part thereof lower than 10 feet from the ground. 5. The installation will include all necessary equipment to o'oerate the sirens from the metro net -system on the radio control system. 6. Sirens shall operate on 110 pr 220 volt systems. Bids shall include any power company charges in connection with such installations. 7. The siren will be installed at the following location: City of Orono - Water Treatment Plant 2345 Blaine Avenue Located in Navarre 6. Siren shall be equipped with a timer to activate alert, attack, and test/cancel signals. 9. Siren shall be set up with the necessary equipment to receive Hennepin Count.y's signal that will activate the fire siren only. The siren will be set up for radio controls that will activate the alert and attack signals from the metro net warning system.