©2008 Sponge-Jet Inc. All rights reserved. 1 Pantograph Base Maintenance for Queensland Rail, Maintenance Division Brisbane, Australia Overview: • Queensland Rail, Maintenance Division for rolling stock • Maintenance Division conducts repairs on many types of electric passenger trains; from old style to high-speed trains • Of many repairs, pantograph bases represent the most frequent and timely for repairs Objective: • Explore opportunity to reduce repair time, while maintaining specification and quality standards Project 857 ©2008 Sponge-Jet Inc. All rights reserved. 2 Pantograph Base Maintenance for Queensland Rail, Maintenance Division Brisbane, Australia Substrate: Stainless steel Size: 6.2m2 (67ft2) per unit Surface Condition: Ceramic (insulating) coating;

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