or x5) is a 7. Z-m OD straight section ........................ 810 Domes (less center area) (2) ....................... 1,530 Spine stub _Z. 2-m high ........................... 382 0. 8-m ID passageways (Z) ........................ 288 Passageway ends and expansion-separation joints (2) ...... 60 Total ................................... 3, 070 Internal vertical surfaces Internal spine extension .......................... 500 Floor- supporting walls .......................... 470 Nonstructure partition walls ....................... 120 Total ................................... 1,287 Contingency (_6 percent). .......................... 727 Total structure weight ........................... 7,600 41 MAGAZINE SUPPORT COLUMNS (6) PROPULSION MODULE Fig, 3. 13--Exploration vehicle configuration using
funerals