Employee started work shift at 4:00 a.m. 7/5/17. EE had went to do ee walk around and plant area checks. EE was walking between the Greens Mix tank and the Concrete Screw. EE hit head on a cross brace. Reported the injury to another ee who works in the same area with ee. Then reported to Safety Director@8:00a.m. EE was taken to the emergency room for evaluation for head injury.