The paragraph breaks into three parts.
Nehemiah 2:9–10 relates Nehemiah’s interaction with various leaders (be it agreeable governors or hostile local leaders).
Nehemiah 2:11–16 describes Nehemiah’s nighttime examination of the walls as he sought to get a handle on what needed to be done.
Nehemiah 2:17–20 recounts Nehemiah’s sharing his plans with the public and their response (be it positive or negative).
9 Then I came to the governors of the province Beyond the River and gave them the king’s letters. Now the king had sent with me officers of the army and horsemen.