[Code of Federal Regulations] [Title 41, Volume 3] [Revised as of July 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 41CFR102-80.145] [Page 277-278] TITLE 41--PUBLIC CONTRACTS AND PROPERTY MANAGEMENT CHAPTER 102--FEDERAL MANAGEMENT REGULATION PART 102-80_SAFETY AND ENVIRONMENTAL MANAGEMENT--Table of Contents Subpart C_Accident and Fire Prevention Sec. 102-80.145 What is meant by ``flashover''? Flashover means fire conditions in a confined area where the upper gas [[Page 278]] layer temperature reaches 600 [deg]C (1100 [deg]F) and the heat flux at floor level exceeds 20 kW/m2 (1.8 Btu/ft2/sec). Reasonable Worst Case Fire Scenario