Underground distribution Activity › Forums › Discussions › URD › Underground distribution This topic contains 1 reply, has 1 voice, and was last updated by Real Lineman 4 years, 5 months ago. Author Posts February 8, 2014 at 4:23 pm #369 Real LinemanKeymaster This forum was designed to give linemen a place to go to talk about some of their URD experiences. Some parts of the country are calling this the future of line work. Have you gotten your splice training in yet? Real Lineman January 7, 2015 at 6:11 pm #686 Real LinemanKeymaster What do you guys call these? We call them feed thru bushings, bino’s, or binoculars. This reply was modified 4 years, 5 months ago by Real Lineman. Author Posts You must be logged in to reply to this topic.