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CITY OF RAMSEY <br /> <br />15153 Nowthen Blvd NW <br />Ramsey, MN 55303 <br /> <br />OUTDOOR WARNING SIREN SPECIFICATIONS <br /> <br />Basic Requirements <br /> <br />1. Quantity- six (6) <br /> <br />2. 128 dbc <br /> <br />3. Minimum of two signals with capability of at least one future signal at no or minimal <br /> cost. <br /> <br />4. Battery (DC) operated back -up system. <br /> <br />5. Complete installation of new system. <br /> <br />6. Disposal of old (replaced) units. <br /> <br />7. Must comply with all applicable government regulatory specifications, particularly <br /> FEMA and OSHA. <br /> <br />8. Must be compatible with Healy Ruff radio tone activation system currently installed. <br /> <br />9. Bid bond and two year performance bond. <br /> <br /> 10. Expedient and reliable parts and service. <br /> <br /> 11. Relocation of Siren #13. <br /> <br />General Requirements <br /> <br />Warning sirens shall each produce a minimum of 128 dbc, based on designation in <br />Item N of these requirements, measured in the signal tone format at 100 feet. <br />Rotating speed shall not be less than 2.0 nor more than 4.0 revolutions per minute. <br />All measurements shall be conducted in free-field conditions at a minimum of 40 <br />feet above ground level on axis. Prior to final acceptance, tests by an independent <br />laboratory or consultinq firm are required to verify compliance to the acoustic <br />specifications. Siren must be of the rotating type and MUST cover a 360 degree <br />area. <br /> <br /> <br />