CHANGE ORDER NOTICE - NADIN/AWOS Maintenance - Amendment 1

Description: The Illinois Department of Transportation issued a change order for NADIN/AWOS Maintenance - Amendment 1. The change order extends the contract term by four months, from December 28, 2030, through April 28, 2031, and increases the contract amount for as-needed replacement parts. The vendor must use Department inventory when available and obtain manufacturer-certified parts as needed to maintain non-Federal AWOS sites, support FAA compliance, and ensure uninterrupted aviation weather information.