What does this sign indicate?

• The road is completely closed to all traffic, including local residents and commercial vehicles.
• Only residential traffic can use the road.
• Only vehicles with specific reasons to stop within the work zone can use the road.
  Explanation:

  "This sign means the road is not open for "through" traffic, which is traffic that does not have a destination on that road. Only local drivers accessing homes, businesses, or specific locations within the restricted area can use the road."
• Only HOC vehicles can use the road.