What does Ezra 3:9 mean?

Jeshua and his sons and relatives, along with Kadmiel and his sons (descendants of Hodaviah), joined together to supervise those working on God’s house. The sons of Henadad and their relatives, all Levites, helped too. Ezra 3:9 - Modern Text Bible

(The Levite families work together, taking responsibility for the construction and making sure everything is done right.)