DOE 2000. - Waste Isolation Pilot Plant - U.S. Department of Energy

WIPP RH PSAR DOE/WIPP-03-3174 CHAPTER 4
Table 4.8-1 Human Factors Evaluation Requirements of Design Class II/IIIA SSCs Page 1 of 7
Table 4.1-1 Description
Functional
Allocation
System/Component
Design
Class
Design Class Function
PLANT BUILDINGS, FACILITIES, AND MISCELLANEOUS EQUIPMENT (SDD-CFOO)
Human Errors Impacting
Safety Function
(Excluding Design,
Maintenance, and Testing)
and Consequence.
Human
Factors
Screening
Results
Waste Handling Building structure and
structural components including tornado
doors (Bldg. 411)
Auxiliary Air Intake Shaft and Tunnel
(Bldg 465)
II Provide physical confinement Passive Mechanisms None Adequate
II DBE, DBT Passive Mechanisms None Adequate
Station A Effluent Monitoring
Instrument Shed (Bldg 364)
II
Design Class Interface. (Houses
Station A)
Passive Mechanisms None Adequate
Effluent Monitoring Rooms A and B
(Building 413A and 413B)
II
Design Class Interface. (Houses
Local Processing Units (LPU)s
collecting data from Stations A
and B)
Passive Mechanisms None Adequate
Station B Effluent Monitoring
Instrument Shed (Bldg 365)
IIIA
Design Class Interface. (Houses
monitoring equipment for
Exhaust Filter Building duct)
Passive Mechanisms None Adequate
Support Building (Bldg 451) IIIA Design Class Interface. (Houses
Central Monitoring Room
(CMR))
Exhaust Filter Building (Bldg 413) IIIA Design Class Interface. (Houses
Exhaust Filtration System)
Passive Mechanisms None Adequate
Passive Mechanisms None Adequate
EFB HEPA Filter Units & Isolation
Dampers
II Failure could prevent mitigation Passive Mechanisms None Adequate
EFB Exhaust System IIIA Failure could prevent mitigation Passive Mechanisms None Adequate
4.8-4 January 28, 2003