The Temple Institute: In-Depth Temple Study: The Ulam
 
The Ulam: Dimensions

The Ulam was one hundred cubits long and eleven cubits wide. Therefore, the Ulam protruded beyond the width of the Kodesh and the Holy of Holies and the compartments on their sides by fifteen cubits in each direction. *  

Contents:   Part I,    Part II,    Part III,    Part IV,    Part V,    Part VI,    Part VII