NIC 522304—Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings.

Where 522304 sits

1. H Transportation and storage
2. 52 Warehousing and support activities for transportation
3. 522 Support activities for transportation
4. 5223 Service activities incidental to air transportation
5. 522304 Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings.

What 522304 includes

• Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings.

522304 in other systems