Additionally, a new spiral staircase was built inside the memorial. A budgetary study was conducted from March 6, 2006 to September 5, 2008 on electrical improvements and the cost estimated to about $341,000.
The addition of a spiral staircase within the memorial is accompanied by a budgetary analysis of electrical upgrades that took place between March 6, 2006 and September 5, 2008, with an estimated cost of $341,000.