The GRLWEAP 2003 maintenance upgrade installs the most current version of GRLWEAP 2003 program files and help files. This maintenance upgrade is for users of GRLWEAP 2003 and, will not work with other GRLWEAP software versions.

If you received your software license after February 2004, you already have the most current release version of the program; you do not need to download the upgrade.

This maintenance upgrade will not update the hammer data files, Hammer2003.gw and Ram2003.gw. To download the most recent Hammer Data File please go to the GRLWEAP Hammer Database File download page.

In order to download the maintenance upgrade please enter in the following information: