• Cigarette smoking on
the roof or around
flammables
• Sparks from cutting
metal deck
• Electrical fires or
exposed wires
• Smoldering asphalt
under roof
• Kettle fires
• Storage of flammables
near heat sources
• Mechanical equipment
fires
• Flash over with primer
wash
• Building fire caused by
customer
3 Components of fire:
1. Fuel
2. Heat
3. Oxygen
All three components are needed for a fire to survive!
Take one of the three away, the fire will not survive!
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CLASS A - Ordinary Combustibles
CLASS B - Flammable or Combustible Liquids
CLASS C - Electrical
CLASS D - Combustible Metals
Examples:
• Paper
• Insulation
• Dried Adhesives
• Fiberboard
• Clothing
• Wood Deck
Examples:
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Gasoline
Primer Wash
Splicing Cement
Adhesives
Coatings
Propane
Points to remember:
• Never use water to
extinguish!
• Check all cords and
equipment before use
• De-energize when not in
use
• Exposed wires are a fire
hazard
• Class A - For class A
fires only
• Class B - For class B
fires only
• Class AB - For both
class A and B fires
• Class ABC - For class A,
B, and C fires
What type of fire is this
going to be?
Which is the proper extinguisher
to use for suppression of the
previous fire?
1.
2.
3.
P. A. S. S. System
1 Pull - Pull pin
2 Aim - Aim nozzle at
base of the fire
3 Squeeze - Squeeze the
handle together
4 Sweep - Sweep back and forth
• Fire extinguishers can save lives and property
• Only attempt to extinguish a fire if it is safe
and you have been trained on proper use
• Evacuate the roof if the fire is out of control
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Recommended
Procedure
Shut the lid
Shut off the fuel source
Remember to do both!
Use extinguisher when:
Fire is no longer
contained in kettle
Fire is out of Control
NEVER use water!
• Review escape plan
before work begins
• Never set up the kettle
near access to the roof
• Keep the fire
extinguishers in your
work area
• Foremen, keep cell
phone on you at all
times
• Proper Torch Assembly
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Follow all Manufacturer’s Recommendations
Use only approved connection equipment
Hand tighten parts and do not force connection
Use open end wrench to complete assembly
Do not use any type of thread sealant as they
may be flammable
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Inspect all equipment for damage before use
Inspect propane cylinder for dirt
Close cylinder valve tightly
Attach torch following Manufacturer’s
Recommendations
• Complete leak test using soapy water
– Leaks will cause bubbles to form
• If leak is detected, close cylinder valve and
disconnect all parts
– Attempt to reassemble
– If leaks still exist, discontinue use and replace torch
• Never use open flame to check for leaks!
• Never use any type of mastic or putty between
parts of a torch.
• Wear required PPE
– Eye protection, gloves, long clothing to cover skin
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Prepare work area by clearing away debris
Have extinguishers present and secure propane tank
Alert other workers and keep them away
Open cylinder and keep torch away from body
Use striker to ignite gas and adjust flame
– NEVER USE CIGARETTE LIGHTERS OR MATCH
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Always assume a torch at rest is lit
Use leg stand to support torch
Shut torch off when not in use
Never leave torch unattended
Never operate within 3 feet of other workers
Never point torch towards flammable objects
or areas you can not see clearly
• Use caution when using torch around:
– Roof openings, units & drains
– Roofing materials and combustible deck
• Never turn propane cylinder on its side
– This does not increase fuel supply and is dangerous
• Never apply open flame to defrost cylinders
• Use caution when walking backwards
– Use all required fall protection
– Be aware of your surroundings
– Have another employee serve as spotter
• It is not recommended to
use a torch to dry a roof
or a deck
– Using a torch in this
manner is approved by
NRCA/ CERTA for only
specific situations.
– Fire can enter a building
from anything that disturbs
the field.
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Always disconnect torches at end of work day
Inspect all components for damage
Replace damaged components
Set torch on side and close cylinder valve
Squeeze torch trigger to purge remaining gas
Close all valves and disconnect torch
Properly store equipment & secure cylinders
• Torches that will not be
used for more than 30
days should be
completely disassembled
for storage.
• Propane Cylinders & Valves
– Manufactured with safety controls
• Protective Collar
• Cylinder Valve
• Foot Ring
• Propane Cylinders
– Protective Collar
• Guard to protect cylinder valve
• Designed to withstand tipping or damage
– 30 pound weight dropped from 4 feet
• Do not use if protective collar is missing
• NEVER ATTACH RIGGING TO THE COLLAR
• Propane Cylinders
– Cylinder Valve
• Contains OPD (Overfill Protection Device)
– Will prevent against overfilling of tank
– Required for all propane cylinders
• Always use hand wheel to adjust controls
– Open slowly and do not force
– Remove from service if hand wheel is damaged
• Pressure relief valve
– Designed to protect cylinder
– Do not try to repair leaking valves
• Propane Cylinders
– Foot Ring
• Cylinders must remain upright
• Foot ring helps to stabilize
• Cylinders must be secured
– Guard Rail
– Milk Crate
– Bungee Cord
• When cutting through metal deck
and during the use of torch work:
– Mark off 10ft area below
– Have a crew member stand
below outside marked area to
watch for smoke and fire
– Supply him with a hard hat,
safety glasses, and a fully
charged ABC rated fire
extinguisher
– Should remain on duty for at
least one hour past work
incase of smoldering
• All flammable and
combustible materials
must be properly
labeled
• Labels should be kept
clean and easily
noticeable
• All D.O.T. vehicles must
have proper placards
• Never remove or alter
labels
FIRE HAZARD
Flash Points:
0 -Will not burn
1 -Above 200oF
2 -Below 200oF
3 -Below 100oF
4 -Below 73oF
Building
Tarped
No Windows
Hot Pipe Secure
to 8’ Rail
Asphalt Stored
Neatly
Area Flagged
Off Correctly
Propane Secure
10’ from Flame
Rubber
Matting
Under Kettle
Proper PPE
Worn
20 lb. Fire
Extinguisher
Wheels Chalked
• Area flagged off
• 20 lb. Fire
extinguisher present
• Fuel set 10 feet
from ignitable source
& secured in place
• Plywood under
kettle if set on new
roof
• Proper PPE worn
PPE Required for Kettle Operations:
• Hardhat with Attached Face Shield - the face shield
prevents splashes from reaching the face and upper neck
• Leather Gloves - cuffs must be long enough to be tucked
under sleeves
• Long Pants with No Cuffs - cuffs on pants may hold
asphalt and allow it to burn you
• Long Sleeved Sweatshirt - preferably hooded to protect
the back of your neck
While working with hot asphalt on the roof employees
must wear:Leather gloves, Safety glasses, Long sleeved
shirt, Long pants w/ no cuffs, and proper boots
* Never use glue buckets or primer wash cans to
transport hot, only hot buckets or approved containers
Note: When pouring asphalt
from pipe, a face shield is
also required to be worn
• Always use caution with flammable materials
and open flames
• Think Safety First to avoid burns
• Fire watch is needed for spark generating work
• Only use strikers to light torches
• Never use gasoline to clean hands
• Only you can prevent roof fires!