Rohn Tower data for 25G, 45G, 55G and 65G
(Complete data is in PDF format including diagrams etc.)
http://www.rohnnet.net/rohnnet2004/html2004/

From there, click on the link to the "On-Line Catalog" found on the left side...

Close the pop-up window...

Then click on the link to the "GT Series Towers".