What is the primary frequency for runway 10L-28R?

The primary frequency for runway 10L-28R at O'Hare International Airport is 132.70. This frequency is utilized for ground control operations, specifically for communications related to aircraft taxiing to and from this particular runway.

Using the correct frequency is essential for ensuring effective communication between pilots and air traffic controllers, which helps maintain the safety and efficiency of operations at the airport. Each runway and operational area at an airport has designated frequencies that must be adhered to in order to provide clear and manageable traffic flow. In this case, 132.70 is designated for this specific runway, ensuring that all communications related to its operations are conducted on the appropriate channel.