b'PIPELINE EMERGENCY RESPONSE GUIDELINESStep 2. Secure the SceneWithout entering the immediate hazard area, you want to isolate the area https://vimeo.com/435310599 and deny entry to unauthorized persons, including other responders. It may be necessary to evacuate everyone in the danger area to a safe location upwind of the incident area.Establish Isolation Zones and Set Up BarricadesIsolation zones and barricades prevent unauthorized people and unprotected emergency responders from entering the hazard area and becoming injured. The size of the containment area will be dictated by the location and size of the release. You also want to consider atmospheric conditions, as isolation distances change from daytime to nighttime due to different mixing and dispersion conditions in the air. Remember, gas odor or the lack of gas odor is not a sufficient measurement to establish safe isolation zones.Securing the scene is an importantBased on the type of incident, use any or all of the following to cal-part of site safety.culate and establish isolation zones:mDOT Emergency Response GuidebookmInformation from the pipeline operators representativemHeat intensity levelsmMeasurements from air-monitoring equipmentUse visible landmarks, barricade tape and traffic cones to identify hot/warm/cold zones.Define entry and exit routes. Plan an escape route in case conditions deteriorate.Be certain to allow enough room to move and remove your own equipment. The more time, distance and shielding between you and the material the lower the risk.Step 3. Identify the HazardsA products physical and chem-ical properties determine how https://vimeo.com/435310765 theproductwillbehaveand howitcanharm.Emergency responders need to analyze the problemandassesspotential outcomesbasedonthehaz-ardousmaterialsinvolved. Understandingthehazards will enable you to understand 20 2022 by Pipeline Association for Public Awareness'