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i• • <br />SECTION 9.0 <br />EMERGENCY RESPONSE <br />9.1 EMERGENCY EQUIPMENT <br />The plant is provided with the following emergency <br />equipment: <br />^ safety showers/eyewash stations, <br />^ Scott Airpak self-contained breathing apparatus, <br />^ cyanide antidote kits {amyl nitrite). <br />Refer to BMGC Safety Procedures for correct use of the <br />above. <br />4.2 STANDBY ELECTRICAL POAER SUPPLY <br />J In the event of a general power failure, certain equipment <br />can continue to operate, drawing power from the Standby <br />Electrical Power Supply. The following equipment in the pH <br />J Adjustment System can be run on standby power: <br />~ ^ Fume Scrubber NaOH Metering Pumps (06-PP-37/38) <br />^ Fume Scrubber Recirculation Pump (04-PP-22) <br />^ Fume Scrubber Extraction Fan (04-FA-O1) <br />^ pH Adjustment Tank Agitator (04-AG-09) <br />(runs intermittently for 15 minutes during each 2-hour <br />period) <br />^ Selected heat tracing <br />^ Selected lighting and small power. <br />'~ Normal procedure during a power failure would be to restart <br />all of the equipment in the pH Adjustment System, except the <br />,~ - Sulfuric Acid Metering Pump, and run the system until all <br />available cyanide in the pH Adjustment Tank has been <br />decomposed, strigped as HCN, and absorbed in th@ scrubber. <br />Except for the agitator, the system may then be shut down. <br />The agitator continues to run for 15 minutes during each 2- <br />hour period, under the control of the PLC system. <br />pj/1523rp 012591 <br /> <br />