USDA Forest Service Procurement & Property Services, Incident Procurement Operations, Aviation Branch intends to procure, by means of full and open competition, Aviation Engineering Support Contract. ... USDA Forest Service Procurement & Property Services, Incident Procurement Operations, Aviation Branch intends to procure, by means of full and open competition, Aviation Engineering Support Contract. The intent is to negotiate a 5-year multi-year Indefinite Delivery Indefinite Quantity contract and potentially award up to three (3) contracts in support of our aviation engineering support requirements.