What does the painted red curb indicate?

• It marks a designated area where vehicles can park at any time.
• It designates a space where parking is allowed only for short durations.
• It indicates a reserved parking area for loading/unloading.
• It signals a fire lane where parking is strictly prohibited to ensure emergency vehicle access.
  Explanation:

  "A painted red curb signals a fire lane, where parking is not allowed. This ensures that emergency vehicles, such as fire trucks, have clear access to the area in case of an emergency."