Remain completely functional following an EVA.

FT) GROSS TAKEOFF WEIGHT ....... VARIABLE GROSS LANDING WEIGHT........ VARIABLE INERT WEIGHT (APPROX) ........ 74 844 kg (165 000 LB) MINIMUM GROUND CLEARANCES BODY FLAP AFT FUSELAGE 3. ORBITER STRUCTURE ................. 3-1 4 ORBITER SYSTEMS ALLES TENES Environmental Control and Life Support System s. Last eres 4-17.