fire prevention for construction. four classes of fires a, b, c, and d 1a
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Class AClass A
Wood, cloth, paper, rubber and Wood, cloth, paper, rubber and plasticsplastics
Water or dry Water or dry chemicalschemicals
1b
Class BClass B
Flammable liquids, gases and Flammable liquids, gases and greasesgreases
Foam, carbon Foam, carbon dioxide and dry dioxide and dry chemicalchemical
1c
Class CClass C
Electrical fires Electrical fires
Carbon dioxide Carbon dioxide and dry chemical and dry chemical
1d
Class D Class D
Combustible metalsCombustible metals
Specialized Specialized techniquestechniques
1e
Fire extinguisherFire extinguisher
Inspect periodicallyInspect periodically
Maintain in Maintain in working orderworking order
1f
When is the use of a fire When is the use of a fire extinguisher appropriate?extinguisher appropriate?
Fire extinguisher use Fire extinguisher use
2a
Fire extinguisher useFire extinguisher use
Fire alarmFire alarm Building evacuatedBuilding evacuated Small and confinedSmall and confined Nonthreatened Nonthreatened
escapeescape Trained and Trained and
confidentconfident
2b
Do not use if:Do not use if:
Fire is largeFire is large
Escape pathEscape path
Right typeRight type
3a
"PASS" method "PASS" method
PPull the pinull the pin
AAim at the baseim at the base
SSqueeze the handlequeeze the handle
SSweep at the baseweep at the base
5a
Appropriate prevention Appropriate prevention measures measures
Work areasWork areas Handle and store chemicalsHandle and store chemicals Fire emergencyFire emergency Professional helpProfessional help Know your chemicalsKnow your chemicals
6a
Good housekeeping Good housekeeping
Fire preventionFire prevention
Accumulation of Accumulation of clutterclutter
Stored chemicalsStored chemicals
7a
Open yard storageOpen yard storage
20 foot pile rule20 foot pile rule 15 foot driveway rule15 foot driveway rule Weeds and grassWeeds and grass Periodic cleanupPeriodic cleanup Underground fireUnderground fire Combustible materialCombustible material Portable extinguishing equipmentPortable extinguishing equipment Portable fire extinguishersPortable fire extinguishers
7b
Indoor storageIndoor storage
Means of exitMeans of exit Noncompatible materialsNoncompatible materials Stable pilingStable piling Aisle spaceAisle space Sprinkler deflectorsSprinkler deflectors Lights and heating unitsLights and heating units Fire door clearanceFire door clearance
7c
Chemical hazardsChemical hazards
Know the hazards Know the hazards Proper storage Proper storage Physical (fire or explosion) hazards Physical (fire or explosion) hazards Health (burns or poisons) hazards Health (burns or poisons) hazards
8a
Hazardous properties Hazardous properties
FlammabilityFlammability
ReactivityReactivity
ExplosivityExplosivity
8b
Flammable liquid handling Flammable liquid handling and storageand storage
Ignitable vaporsIgnitable vapors Heavier than air Heavier than air Accumulate Accumulate Travel Travel Find open flame Find open flame
9a
Flame (or ignition sources) Flame (or ignition sources)
CigarettesCigarettes Hand toolHand tool Cutting torchCutting torch Operating Operating
motormotor
9b
Basic safety principlesBasic safety principles
StorageStorage
TransferTransfer
UseUse
DisposalDisposal
10a
StorageStorage
Reserve storage in drums Reserve storage in drums
Operational storage in small Operational storage in small quantities quantities
11a
Transfer Transfer
Gravity flow—horizontallyGravity flow—horizontally
Pump method—verticallyPump method—vertically
12a
UseUse
Jobsite operationsJobsite operations
Various storage optionsVarious storage options
Safety cabinetsSafety cabinets
13a
Spill clean-upSpill clean-up
Vapor releaseVapor release
Absorbent materialsAbsorbent materials
Large disposal drumLarge disposal drum
15a
Compressed - liquefied Compressed - liquefied gasesgases
Flash pointsFlash points
Below room temperatureBelow room temperature
16a
Cylinder storage and Cylinder storage and transporttransport
Do not roll or dragDo not roll or drag Use a special cartUse a special cart Secure to walls or bench topsSecure to walls or bench tops Be careful about fittings or Be careful about fittings or
connectionsconnections Inspect the cylinder carefully Inspect the cylinder carefully
16b
Pressure relief devices Pressure relief devices
Do not:Do not: • changechange • modifymodify • repairrepair • tamper withtamper with
16c
Safety equipmentSafety equipment
Gas detectorsGas detectors Gas masksGas masks Self-contained Self-contained
breathing apparatusbreathing apparatus Protective clothingProtective clothing
16d
Cylinder storageCylinder storage
Dry, cool, and well ventilated Dry, cool, and well ventilated
Protected from the weather Protected from the weather
16e
Temporary heating Temporary heating devices devices
Sufficient fresh airSufficient fresh air Mechanical ventilationMechanical ventilation Proper combustionProper combustion Health and safetyHealth and safety Limit temperature riseLimit temperature rise
17a