Among the improvements shown to the reader, are the addition of a helicopter launching pad near to the motor pool; improved nuclear blast protection; an ICBM missile silo; an earth boring machine located at the lowest level, to facilitate an escape; a small nuclear power plant; an additional level with rest and relaxation facilities; larger living quarters to accommodate increasing number of Joes; and detention facility to hold prisoners. Latrines are also shown, a feature missing in the original Pit blueprint.
The reader's experience has been enhanced by incorporating a helicopter launch pad near the motor pool; improved nuclear blast protection; an ICBM missile silo; an earth boring machine at the lowest level for escape; a small nuclear power plant; additional floors with rest and relaxation areas; larger living quarters to accommodate more Joes; and a detention facility. Latrines are also present, unlike in the original Pit blueprint.