Each gate chamber was one rod long and one rod wide, and there were five cubits between the gate chambers. The inner threshold of the gate by the portico facing inward was one rod deep.
Jewish Publication Society of America Version (JPS1917) - Ezekiel 40:7 >And every cell was one reed long, and one reed broad; and the space between the cells was five cubits; and the jambs of the gate by the porch of the gate within were one reed.