Fire Fighting Presentation Ali Hassan-Compressed-Pages-1-70
Fire Fighting Presentation Ali Hassan-Compressed-Pages-1-70
Fire Fighting Presentation Ali Hassan-Compressed-Pages-1-70
- Continuity of operation
- Property protection
- Life safety
Electrical Mechanical
Engineer Engineer
FUEL Heat 0C
TO
EXTINGUISH
FIRE
Water based
Gas systems Foam system
system Why?
American
approvals
European
approvals
(Class E)
Fires that involve any of the materials found in Class A and B fires, but with the now no
introduction of an electrical appliances, wiring, or other electrically energized longer in
Class E1 Class C
objects in the vicinity of the fire, with a resultant electrical shock risk if a the
conductive agent is used to control the fire. European
standards
Fires involving cooking fats and oils. The high temperature of the oils when on
fire far exceeds that of other flammable liquids making normal extinguishing Class F Class F Class K
agents ineffective.
2. BRITISH CODE :
-Fire offices committee (FOC)
-British standard (BS)
AUTOMATIC MANUAL
DELUGE MEDIUM
WET INERT gases CLASS II
SYSTEM EXPANSION
WATER HIGH
DRY CURTAIN EXPANSION CLASS III
A) Light hazard
B) Ordinary hazard (group 1)
C) Ordinary hazard (group 2)
D) Extra hazard (group 1)
E) Extra hazard (group 2)
A. Thermal sensitivity
B. Temperature rating
C. K-factor
D. Installation orientation
E. Special service conditions
Q=K√P
Q : flow in GPM
P : pressure in psi
Sidewall sprinkler
Standard spray
sprinkler pendent
A. Pipe materials
I. Aboveground (common: seamless black steel sch.40 – galvanized steel)
II. Underground (common: HDPE - ductile iron)
Fire Fighting Tech. For You Refer to NFPA 13-2013ed-sec 6.3 ; 6.4
II. Underground
pipes Fitting
Fire Fighting Tech. For You Refer to NFPA 13-2013ed-sec 10.1 ; 10.2
II. Underground depth of cover
Underground Fire pipe minimum depth
90cm 80cm
120cm
• Generally used wherever there is danger of the water in the pipes freezing.
(where temperature reaches below 40 0F (4.4 0C) )