In some technical school curriculums, "707" is the specific course code for .
In architectural and structural engineering, the phrase refers to the design specifications for the original towers. 707 Collision
While the towers did survive the initial impacts on September 11, the subsequent intense fires weakened the steel beyond its structural capacity—a factor not fully accounted for in the original "707 collision" design models. 3. Vocational Education: Course 707 In some technical school curriculums, "707" is the