tag:blogger.com,1999:blog-6426327.post113207958606900374..comments2023-11-02T10:50:26.760-05:00Comments on The Place Where We Live: 21st Century Landscape: Cell Phone TowersBowerbird Commhttp://www.blogger.com/profile/10845071651698646437noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6426327.post-1147521824333894732006-05-13T07:03:00.000-05:002006-05-13T07:03:00.000-05:00CTIA (our industry organization) estimates that th...CTIA (our industry organization) estimates that there are 200,000 total cell sites in the US. 113,000 of them do not reside in Chicago. My company maintains cell tower data and <A HREF="http://www.steelintheair.com/gallery1.htm" REL="nofollow">Cell Tower Maps</A>- my guess for Chicago (and it is a guess as there is no way of actually knowing other than collecting proprietary data from the Steel in the Airhttps://www.blogger.com/profile/03527393250267917592noreply@blogger.comtag:blogger.com,1999:blog-6426327.post-1132092143686803562005-11-15T16:02:00.000-06:002005-11-15T16:02:00.000-06:00I forsee a time when cellular transmission equipme...I forsee a time when cellular transmission equipment will be considered a substantial alteration to a building, thus denying it listing on the National Register of Historic Places. On some buildings, the equipment is not only highly visible but obscures ornamentation, window openings etc.Michael R. Allenhttps://www.blogger.com/profile/17262548806079447404noreply@blogger.com