A Utah Department of Transportation employee was in serious condition Thursday after a semi-trailer smashed into his truck on the shoulder of Interstate 80 in Summit County, authorities said. Morgan McCarthey, a UDOT station supervisor, was in serious condition but was expected to survive after the 11 a.m. collision at the Jeremy Ranch exit, department spokesman John Gleason said. Three UDOT workers had just exited their trucks on the westbound shoulder of the freeway, planning to conduct a br... <iframe src="http://www.sltrib.com/csp/mediapool/sites/sltrib/pages/garss.csp" height="1" width="1" > </frame>