The Download Center has the construction updates (i.e. roads being re-contructed for routing) -
MapPoint 2004 / S&T 2004 -
http://www.microsoft.com/downloads/d...DisplayLang=en
MapPoint 2002 / S&T 2002 -
http://www.microsoft.com/downloads/d...DisplayLang=en
You could download this to any Internet connected computer even if it does not have MapPoint and then move it to your non-Internet connected computer.
Eric