Supporting Technical Assessments

Reference Event Date Event Type Event Sub Type Location: Short Observation Detailed Observation Immediate Actions Taken: Workgroup AI-4722 06/10/2010 12:00 AM Process Loss Environmental Support Area - Waihi Dev Site Hydraulic Oil Spill 992 loader loading out naf dirt onto 777 dump truck off tsf2 blew tilt hose as machine was bogging into stockpile to load next bucket. 70 litres of hydraulic oil lost. Internally worn hose failed. Shut down machine, contained oil Spill & informed supervisor cleaned up contaminated area, transported soil to tsf1a and treated then buried as per site requirements. EAMM# 25229 Legacy Data 12.3.1.5.1 Support Services Environment 120479 17/02/2016 9:15 AM Process Loss Environmental 773 Carting waste along haul road broke down due to drive shaft & transmission failure - Est 35L transmission oil leak Dump truck 773 was carting waste from North Stockpile to Area 3 along B Haul Road stopped when operator hoped out to check truck, he noticed a transmission oil leak and called his Supervisor who came out and coned off the area as well as lay absorbent and soaker pads for the Spill. Call supervisor and other road users. Restrict the area, chock the truck. Put absorbent and soaker pads over oil Spill Supervisor called excavator to make bund wall around truck this also separated the area from other road users. 12.2.1.2.1 Mining Surface Operations

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