CONSTRUCTION- The vault storage room was constructed according to guidelines published in NEPA 232-1986 utilizing 8" concrete block filled with non-flammable Zonelite vermiculite insulation, covered with a subroof of 8" spandeck concrete topped with 3" of concrete. The entrances are sealed fire security doors with security locks. The interior has been insulated with a vapor barrier sealing the concrete block walls. The walls are drywalled and painted.
ENVIRONMENT- The vault is equipped with two (2) twin Liebert heating and cooling systems. These redundant units alternate for set periods of time with backup electrical power supplied by a natural gas generator. The equipment maintains tolerances of + or - 2 degrees Fahrenheit and + or - 2% relative humidity to conform with the recommendations of ANSI Ph. 1.43-1985, Sec 7.2. A positive air pressure is maintained in the vault room and maintenance of the duct work supplying air to the room follows ANSI / NFPA 90A-1985 and ANSI / NFPA 232-1986. The readings are recorded by a hygrothermograph 24 hours a day, 7 days a week and are available for inspection upon request.
PROTECTION- The vault room is equipped with a Fenwal Halon 1301 fire suppression system,a Sennet model 2000 with analog intelligence control system. The system was designed and performs in accordance with NFPA 12A. The vault room integrity test scored three (3) times better than the established standard. The vault is equipped with photo electric and ionization sensors and is monitored 24 hours a day by a central alarm security company. The system is inspected and tested in accordance with NFPA 12A on a regular basis.