HazMat Technician Mod 1 Unit 7 Slide 1

OhioHazmat & WMD Technician

Module 1 Unit 7

Decontamination Procedures

HazMat Technician Mod 1 Unit 7 Slide 2

Learning Objectives

At the end of this training each student will demonstrate the set up of the warm zone and knowledge of

proper decontamination techniques.

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Student Performance Objectives

• List the 5 separate types of decontamination

• Perform emergency decontamination of a victim

• Set up a mass decon corridor• Set up a technical decontamination area• Must be able to successfully competency

evaluations 040, 041 and 042

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Decontamination Procedures

• Emergency Decon Hydrant caps

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Decontamination Procedures (cont.)

• Mass Casualty DeconHoselineEngine or Ladder corridorsTents and trailers

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Decontamination Procedures (cont.)

• Hospital Decon

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Technical Decon• Purpose of decon• Contamination Prevention

Minimize contactRemote proceduresProtective coversDisposable clothingLimit contactCover contaminants

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Decontamination Planning

• Types of contaminationSurfacePermeated

• Factors affecting ContaminationContact timeConcentrationTemperaturePhysical state

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Decontamination Planning (cont.)

• Methods of DecontaminationType of contaminantAmountPPEType of contaminationCharacteristics of the surface

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Decontamination Planning (cont.)

• Physical removal TechniquesBrushingScrapingVacuumingWashing and rinsingHeat or steam cleaning

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Decontamination Planning (cont.)

• Chemical removal techniquesDissolvingSurfactantsNeutralizationOxidationSolidificationDisinfection/sterilization

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Decontamination Planning (cont.)

• Implementation• Location• PPE• Procedures• Equipment decon• Decon solutions• Processes

WetDry

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Decontamination Planning (cont.)

• Decon effectivenessVisualMonitor devicesUltraviolet lightWipe samplingChemical analysis

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Equipment Decon

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ExerciseTime Allotted: 240 minutes

Equipment needed: Various types of non-bulk containers55 gallon drumsChlorine cylinder

Various types of bulk containers1 ton cylinder307/407312/412Railcar*

Overpack drumsChlorine kits A, B, and CTransfer pumpsPlugging kit

Supplies needed: Bonding and grounded equipmentPatches and plugsFull Decon Set-upDecon checklistLevel B Suit ensemblesLevel B dressout checklist

Methodology: The instructor will give you the scenario and you will have to work through solutions based on the information that you have learned.

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Unit 7 Quiz

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Decon set-up proceduresDecon ChecklistName of decon tech________________________________________ Names of personnel assigned for decon per the I.C.______________________ ____________________ ___________________________________________ ____________________ _____________________ 1-5 gal bucket w/soap 3 trashcans w/liners rolled plastic2 Decon Decks w/bladders (pools) 2 scrub brushes 2 hoses w/wands

Manifold Lights(optional) Tarp (optional) duct tape (optional

___ Confirm type and extent of decon with Hazmat Branch Officer___ Confirm Selected Decon area (upwind, uphill, flat surface)___ Light area if at night___ Place canvas tarps down if on rough ground (gravel)___ Lay out plastic minimum size 20’ x 50’___ Roll up sides and tape (optional)___ Lay 1 1/2 hose from an engine attach decon manifold and 2 garden hoses___ Place zoning tape around perimeter and mark entrance and exit___ Place Decon Decks in position and attach bladders___ Place 5 gal bucket with soapy water and brushes for washing___ Review Decon procedures with I.C.___ Confirm dress out level for decon personnel___ Assign tenders and dress decon personnel as per dress-out procedures

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Entry

Exit

1-½ from engine

Lined trash can

Decon deck

Bladder

pylons

Banner tape

Lined trash can for tool drop

1” garden hose w wand

Manifold

5 gal bucket w/soap and water

Standard Decon Diagram

HOT ZONE

HazMat Technician Mod 1 Unit 7 Slide 19

Questions?