KPHX has an interesting page for posting airport construction project
and maintenance info
page is
www.pardonourdust.com
oh btw, the tower built in 1975 is being torn down a new tower and
tracon facility was opened in January-2007. new tower is taller and much
bigger... of course the airports original tower is still standing, it
was moved over to the south GA ramp area. There is an airport history
museum in one of the terminals too..
GA= General Aviation as in private or business aviation.