May 5-7: Associated Builders and Contractors convention, Omni International/Convention Center. Contact: Kristin Harrison. Estimated attendance: 1,200.
May 8-10: WPC Expositions contingency planning and management 2000 meeting and exhibit. Omni International, Fayette & Liberty streets. Contact: Beverly Loss, 908-788-0343. Estimated attendance: 500.
May 14-18: American Association of Museums meeting and exhibit, Convention Center. Contact: Dean Phelus, 202-289-6578. Estimated attendance: 5,500.