What does 1 Chronicles 26:16 mean?

Shuppim and Hosah’s group got the west gate and the Shalleketh gate on the upper road. The guards were assigned in pairs for each area. 1 Chronicles 26:16 - Modern Text Bible

(The west and Shalleketh gates were given to Shuppim and Hosah’s families, with guards stationed in twos, ensuring thorough coverage.)