LANHAM, Md. – Four regional, one-day seminars sponsored by the National Asphalt Pavement Association (NAPA) will cover various aspects of porous asphalt pavements, including site evaluation, design considerations, construction, and maintenance. The seminars, all of which cover the same material, are scheduled for Nov. 1, 2004 , in Atlanta ; Nov. 3 in Kansas City, Kan. ; Nov. 5 in Los Angeles ; and Dec. 14 in Woodbridge , N.J.

The seminars are presented by Thomas H. Cahill, P.E., Cahill Associates Environmental Consultants; and Kent Hansen, P.E., NAPA , and cost $75. More information and registration forms are available by contacting Carol Proutyat 888-468-6499, or via e-mail