The Tennessee Valley Authority has issued a caution for boating Tuesday, June 16, 2020 to Thursday, June 18, 2020. The alert is for transmission line work on the Tennessee River at Watts Bar Lake near Spring City. Crews will be working at four locations off the main river channel northwest of Watts Bar Dam between river miles 230-233. Watercraft operators should avoid the area. Safety boats will be in place. Everyone in the area should heed warnings of the safety patrol boats and personnel that will be on patrol in the area. Marine channels 13, 16 and 81 will be monitored by the safety boats.