8.10 Fire Protection Engineering
Dual Fire Pumps: Electric and Diesel. To increase the
reliability of the fire protection system in strategic
locations, a dual pump arrangement could be considered,
with one electric pump and one diesel pump.
IMPORTANT NOTE: The following criteria do NOT apply to
all projects. Follow each criterion only if instructed to by your
Egress Door Locks. All security locking arrangements on
project-specific risk assessment. Many criteria are based on
doors used for egress must comply with requirements of
the recommendations of a specific building risk assessment/
the International Building Code.
threat analysis. Where the criteria include a blank or offer a
choice of approaches, the recommendations from risk
Smoke Removal Systems
assessment will provide information for filling in the blank or
suggesting a choice of approaches.
Smoke Removal. In the event of a blast, the available
The fire protection system inside the building should
smoke removal system may be essential to smoke removal,
maintain life safety protection after an incident and allow
particularly in large, open spaces. This equipment should
for safe evacuation of the building when appropriate.
be located away from high risk areas such as loading
docks and garages. The system controls and power wiring
While fire protection systems are designed to perform well
to the equipment should be protected. The system should
during fires, they are not traditionally designed to survive
be connected to emergency power to provide smoke
bomb blast. The three components of the fire protection
removal.
system are:
The multidiscipline team should consider having separate
1. active features, including sprinklers, fire alarms, smoke
HVAC systems in lobbies, loading docks, and other
control, etc.;
locations where the significant risk of internal event exists.
2. passive features, including fire resistant barriers; and
Smoke removal equipment should be provided with
3. operational features, including system maintenance and
stand-alone local control panels located in the fire
employee training.
command center that can continue to individually
Please note that this chapter focuses only on active
function in the event the control wiring is severed from
features. See Chapter 7: Fire Protection Engineering, for
the main control system.
additional information.
During an interior bombing event, smoke removal and
control is of paramount importance. The multidiscipline
Security Enhancements
team should consider the fact that if window glazing is
hardened, a blast may not blow out windows, and smoke
Water Supply. The fire protection water system should be
may be trapped in the building.
protected from single point failure in case of a blast event.
The incoming line should be encased, buried, or located
The design team fire protection engineer must consult the
50 ft. away from high threat areas. The interior mains
GSA regional fire protection engineer and the local fire
should be looped and sectionalized where provided. The
department about the above issues.
interior standpipes should be cross connected on each
floor.
256 F A C I L I T I E S S T A N D A R D S
FOR THE
PUBLIC
BUILDINGS
SERVICE
8.9 Fire Protection Engineering
Revised March 2005 PBS-P100
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