From David A Dorsey, The Literary Structure of the Old Testament, Baker Academic, 1999.
A. measurements of the temple 40:1-42:20
B. arrival of the glory of God from the east 43:1-12
C. temple regulations 43:13-44:31
D. measurement of land’s sacred sector 45:1-12
C’. temple regulations 45;13-46:24
B’. departure of river to the east 47:1-12
A’. measurements of the land of Israel 47:13-48:35