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°ÄÃÅÁùºÏ²Ê¿ª½±Ô¤²â’s 92nd Annual Convention—Las Vegas, Nevada, on March 21-25—provides members with an opportunity to learn more about recent developments associated with construction equipment, lead-based paint, stormwater controls, reuse of industrial materials and green construction. On Monday, Glen Chrusciel (program manager, retrofit and repower with John Deere Power Systems) will present on the equipment technologies set to conform with Tier IV engine requirements in the Clean Air Act. Monday, March 21, 2011, 1:30 – 3:00 PM, Highway and Transportation Issues Forum, Tier IV Equipment: A New Paradigm in Engine Technology – Maintenance Required. On Wednesday, members will learn what the contractor requirements are to comply with the new lead-based paint rules.  The presenters will walk through the required pamphlets, forms, and applications in hand.  Wednesday, March 23, 2011, 9:00 – 10:30 AM, Lead - New Rules, New Frontier, New Tools. Also on Wednesday, members will hear about an array of recent developments impacting stormwater controls, use of fly ash in construction, and new responsibilities arising from green construction requirements. Wednesday, March 23, 2011, 10:45AM – 12:15PM, . More information and registration for °ÄÃÅÁùºÏ²Ê¿ª½±Ô¤²â’s 92^nd Annual Convention are online at . Please also note: °ÄÃÅÁùºÏ²Ê¿ª½±Ô¤²â will be co-hosting a Green Roads Summit at CONEXPO-CON/AGG on March 24, 2011. (.)