sentences:  Due to the Pad Avoidance Maneuver performed by Ares I-X, shortly after liftoff, the Fixed Service Structure at LC-39B received significantly more direct rocket exhaust than occurs during a normal Space Shuttle launch.The resulting damage was reported as "substantial," with both pad elevators rendered inoperable, all communication lines between the pad and launch control destroyed and all outdoor megaphones melted.The vehicle-facing portions of the Fixed Service Structure appear to have suffered extreme heat damage and scorching, as do the hinge columns supporting the Rotating Service Structure.