Stranded window washer rescued on United Plaza Blvd. Stranded window washer rescued on United Plaza Blvd. Advocate staff report Jan. 23, 2014 Comments The first two fire trucks arrived at 10:41 a.m. and found that the rig, called a bosun’s chair, had jammed, spokesman Eldon Ledoux said. After a ladder truck arrived with a ladder capable of extending up to 107 feet, a firefighter climbed up to the stranded worker, attached the worker’s safety harness to the ladder and helped him down, Ledoux said. “Although, no special or technical rescue techniques were utilized, the equipment and personnel on scene were capable of such a rescue, if needed,” Ledoux said.