Skimming the document (thanks NSF, Florida Today). Cute how a launch without an upper stage at all in the heavy configuration works out for ISS (burn SM fuel for orbit):
Delta IV Manrating
Thursday 2009.08.13 by gravityloss
Posted in Architecture, Depot, Lunar, NASA, Spacecraft | Tagged Aerospace, ares, Augustine, Delta IV, Manrating, NASA, orion, STS | 1 Comment
One Response
Leave a Reply Cancel reply
Gravityloss' recent links on Delicious
Climate
Energy
Other
Space Blogs/News/Forums
Space Projects/Companies
Meta
Gravity Loss (now moved to gravityloss.com) 
Delta IV is not human rated