Hello Nancy, Thank you for your interest in this project. The total width of the lockers spans 5' with each section width at 18" and 1.5" frames (x4). Total height is 96". The height of the seat is 18.5" from the floor the bench thickness is 2", the center sections are 48" from the seat height to the cubby section, then the 1.5" frame, and the cubby section with the baskets is 19"High, then add 3" frame and the crown is built up to 4" to ceiling.
Hope that helps. Denise