I am looking at installing removable traffic signal poles at a site where extra wide loads are anticipated. I was going to use the NAL pole retention system however, I have been asked whether hinged poles could be used. Has anyone tried hinged poles for traffic signals? Ian Ellis Plymouth City Council Tel: 01752 307801 ----------------------------------------------------------- A message from the TCUG mailing list. For information about the list visit //www.freelists.org/webpage/tcug