378th ECES lays the foundation for building PSAB Published July 21, 2022 By Staff Sgt. Shannon Bowman and Tech. Sgt. Patrick Evenson 378th Air Expeditionary Wing PRINCE SULTAN AIR BASE, Saudi Arabia -- The 378th Expeditionary Civil Engineer Squadron, constructs the foundation for a new fitness center to be built at Prince Sultan Air Base, Kingdom of Saudi Arabia. The host wing, the 378th Air Expeditionary Wing is committed to it's primary mission to sustain and defend joint forces at PSAB while projecting combat airpower in support of theater plans and operations.