text: Appendix C
  CARGO HELICOPTERS
  C-8. This category of helicopters includes only the CH-47 D Chinook. With slingload, cargo helicopter
  TDP is #5 (100-meter diameter); without slingload, it is #4 (80-meter diameter). Table C-6 shows
  specifications for the CH-47 D Chinook; Figure C-6 shows it from three angles.
  Rotor Diameter................................... 60’
  Length:
  Rotors Operating ............................. 98’ 10 ¾”
  Rotors Folded .................................. 51’
  Fuselage.......................................... 51’
  Height (Overall) .................................. 18’ 7
  13/16
  ”
  Tread .................................................. 11’ 11”
  Rotor Ground Clearance:
  Static Forward ................................. 7’ 10
  5/8
  ”
  Idling Forward.................................. 11’
  7/8
  ”
  Clear Area Needed for Rotors ........... 30.4 meters
  TDP #4 ............................................... 80 meters diameter
  Allowable Cargo Load:
  Forward Hook .................................. 17,000 lb
  Center Hook .................................... 26,000 lb
  Aft Hook ........................................... 17,000 lb
  Fore & Aft Hooks combined............. 25,000 lb
  Table C-6. Specifications for the CH-47 D Chinook.