17-19. Joint Rail Conference 2012. Website: www.asmeconferences.org .

21-24. 2012 ASLRRA Annual Convention. Indianapolis, Ind. Phone: 202-628-4500. Website:  www.aslrra.org . 

30-May 1. AAR Third International PTC Conference. Colorado Convention Center. Denver, Colo. Contact: Gordon Mott. Phone: 202-639-2206. E-mail: gmott@aar.org. Website:  www.aar.org.