May 2003 Contents

May 2003 Editorial Management Operations Marketing Regulations People Aggregates Expo Classifieds Carved in Stone	DEPARTMENTS Management Operations Marketing Regulations People Carved in Stone Management News Across the Nation Operations Sound Engineering to Control Dust. Containing sources of dust can reduce reliance on more expensive control measures. Tech Trends: Spec Sand Sales Help Improve Yields. Plants capable of making multiple specification sand products can open new markets and boost profits. Maintenance Matters: Taking an Engine’s Breath Away. Component specifications and air-intake system design significantly affect fixed restriction and performance. Success in the Field: Primary Change Relieves Secondary. A primary impactor provides finer feed to the secondary circuit, increasing throughput. ON THE WEB State by State State Contract Activity	Marketing Multiple Markets Optimize Reserves. An aggregates producer and industrial minerals manufacturer partner to open a quarry and new markets. Regulations Rock Law: Language Barriers in the Workplace. Occupational fatalities are down for other demographic groups, but Hispanic fatalities are on the rise. MSHA’s Tall Order for Small Operations. Small Mines Office offers training and assistance to the aggregate producers who need it the most. On Review: Ownership Changes and Safety Training. Following a change in ownership, issues related to prior safety complaints may need to be addressed. People The Changing Face of the Industry. Tilcon New York taps into a growing segment of workers in the aggregates industry — women. Carved in Stone Ecological Footprints and Sustainability. In the aggregates industry, reclamation and permitting requirements offset any questions about sustainability. IN EVERY ISSUE My Point of View News Across the Nation Maintenance Matters Rock Law On Review Aggregate Expo Classifieds Carved in Stone

DEPARTMENTS