ERG-2

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What is the purpose of shipping papers according to the text?

To list multiple hazardous materials involved in a shipment

To provide instructions on how to transport hazardous materials

To guide pilots in handling dangerous goods during aviation

To initiate protective actions in case of a hazardous material incident (correct)

Where should the shipping papers be kept in an aviation scenario?

In a holder on the bridge of the vessel

With a crew member on the rail

In possession of the pilot or aircraft employees (correct)

In the cab of a motor vehicle

Why is it advised to approach an incident from upwind, uphill, and/or upstream?

To ensure proper identification of hazardous materials

To avoid getting too close to the spill or hazards (correct)

To get a better view of the scene

To better secure the scene

What is the first safety precaution mentioned in the text when addressing an incident involving hazardous materials?

Stay clear of all spills, vapors, fumes, smoke, and potential hazards Signup and view all the answers

Which of the following is NOT listed as a method to identify hazards in the text?

Personal experience with similar incidents Signup and view all the answers

When should the emergency response agency telephone number be called according to the text?

If there is more than one hazardous material involved Signup and view all the answers

What is a distinctive odor that could indicate a pipeline leak?

Strong odor of rotten eggs Signup and view all the answers

Why is it important to approach a pipeline incident from upwind, uphill, and upstream?

To avoid toxic levels of hazardous materials Signup and view all the answers

What should responders do before attempting to extinguish a pipeline fire?

Coordinate with the pipeline operator Signup and view all the answers

Why is it advised not to park over manholes or storm drains at a pipeline emergency scene?

To prevent potential ignition sources Signup and view all the answers

What information can be found on pipeline markers in case of an emergency?

Emergency contact information Signup and view all the answers

Why is it important not to introduce ignition sources if there are no flames present at a pipeline incident?

To prevent any potential explosions Signup and view all the answers

What should be done with equipment used in or near the area of a pipeline release?

Leave it abandoned in the area Signup and view all the answers

How can natural gas migrate underground from the source of a release?

'Rising' through air due to its high density Signup and view all the answers

Why should responders move far enough away from any noise coming from the pipeline release?

To allow for normal conversation away from any noise interference Signup and view all the answers

In what situation are first responders advised to park over manholes or storm drains?

when no other parking spaces are available Signup and view all the answers

Which type of pipelines carries natural gas mixed with natural gas liquids and water?

Natural Gas-Gathering Pipelines Signup and view all the answers

What distinctive odor is added to natural gas in distribution pipelines?

Rotten egg smell Signup and view all the answers

Which type of pipeline transports hazardous liquids that form vapor clouds when released to the atmosphere?

Highly Volatile Liquid Pipelines Signup and view all the answers

What are the pipeline markers primarily used for?

Indicating the presence of a pipeline Signup and view all the answers

Which type of pipeline typically carries materials marked as 'Sour' or 'Poison'?

Hazardous Liquid Pipelines Signup and view all the answers

What type of pipelines are often not marked with above-ground signs?

Natural Gas-Gathering Pipelines Signup and view all the answers

Which type of liquids are transported in many liquid petroleum pipelines?

'Raw' natural gas liquids alongside others Signup and view all the answers

Where are pipeline markers usually located along the pipeline rights-of-way?

'Prominent points' like street intersections Signup and view all the answers

What factor can lead to an increase in the protective action distance for a material with an initial distance of 11.0+ km?

Snow cover in the region Signup and view all the answers

Why might nighttime protective action distances be more appropriate in certain spill scenarios?

Slower airborne contaminant dispersion Signup and view all the answers

In what situation should the larger protective action distance be chosen for water-reactive materials?

When the spill occurs both on land and in water Signup and view all the answers

What type of accidents may result in substantially increased isolation and protective action distances according to the text?

Terrorism or sabotage incidents Signup and view all the answers

Which atmospheric condition may cause an increase in the actual protective action distance for a material with a 7.0+ miles initial distance?

Strong temperature inversions Signup and view all the answers

What should be done if more than one large package of TIH materials is leaking according to the text?

Increase large spill distances Signup and view all the answers

Under what conditions might the daytime spill require an increase in the protective action distance?

$30°C$ outdoor temperature or higher Signup and view all the answers

What is an important consideration when selecting the protective action distance for water-reactive materials that produce toxic gases?

$40°C$ liquid spill temperature or higher Signup and view all the answers

Why might doubling the initial isolation and protective action distances be deemed appropriate for certain worst-case scenarios?

In the absence of other information about the incident Signup and view all the answers

What should be done when a water-reactive TIH-producing material spill occurs both on land and in water?

Choose the larger protective action distance Signup and view all the answers

What section of the orange guide provides guidance on initial precautionary measures for emergency responders?

Public Safety Signup and view all the answers

In the orange guide, what does the term 'isolate' indicate?

A zone of no entry for the public and first responders without proper training Signup and view all the answers

What type of materials require consulting Table 1 in the orange guide for specific response distances?

Materials that are toxic by inhalation and chemical warfare agents Signup and view all the answers

Which subsection in the orange guide provides details on protective clothing requirements for emergency responders?

Public Safety - Protective Clothing Signup and view all the answers

What initial isolation zone is defined in Table 1 of the orange guide?

An area upwind from the incident where people may be exposed to dangerous concentrations of material Signup and view all the answers

In the orange guide, what is the main aim of an evacuation?

To protect as many people as possible Signup and view all the answers

What does the term 'shelter-in-place' mean in the context of an incident involving dangerous materials?

Taking protective action in a zone where removal is too risky Signup and view all the answers

When would an Emergency Response Assistance Plan (ERAP) be required according to the orange guide?

If a Canadian flag appears and the incident is located in Canada Signup and view all the answers

'Protective Action Zones' in Table 1 refer to areas where people may...

...become incapacitated and unable to take protective action. Signup and view all the answers

'Evacuate' in the context of the orange guide means...

...removal of people from a zone if it can be done safely. Signup and view all the answers

What is the purpose of establishing a command post and lines of communication during an emergency response?

To coordinate and manage the response efforts effectively Signup and view all the answers

Why is it important to continually reassess the situation during an emergency response?

To modify the response based on evolving conditions Signup and view all the answers

What immediate action should be taken before entering an area during an emergency response?

Put on appropriate protective gear Signup and view all the answers

In an emergency involving hazardous materials, why should you not assume that odorless gases or vapors are harmless?

Because their lack of smell does not indicate safety Signup and view all the answers

What steps should be followed to obtain technical information in an emergency response involving hazardous materials?

Follow the organization's standard operating procedures Signup and view all the answers

How can natural gas containing hydrogen sulfide (H2S) be identified based on its smell?

It has a distinct 'rotten egg' odor Signup and view all the answers

What information should be provided when contacting a national emergency response agency in case of a hazardous material incident?

The location and nature of the problem Signup and view all the answers

Why is it crucial to provide as much information as possible when seeking emergency assistance?

To expedite the response process Signup and view all the answers

What should be done when handling empty containers during an emergency response?

Ensure they are cleaned and purged of all residues Signup and view all the answers

What is the primary purpose of notifying your organization/agency in an emergency?

To set off a chain of response actions including dispatching trained personnel and activating plans Signup and view all the answers

What is the purpose of using the three-digit guide number when establishing protective action distances?

To consult recommendations in the assigned guide Signup and view all the answers

In the case of a fire, what is the appropriate action to take according to the text?

Consult the appropriate Orange Guide for evacuation distances Signup and view all the answers

What is the significance of knowing the pressure and diameter of the pipe in establishing protective action distances?

To calculate safe distances Signup and view all the answers

Why are explosives not individually listed by their ID number in emergency response situations?

Because they are categorized based on their division Signup and view all the answers

When looking up material in Table 1, why might there be two entries provided for certain water-reactive materials?

To show safe distances for land-based and water-based spills Signup and view all the answers

What should be done if a water-reactive material only has one entry in Table 1, but the product is NOT spilled in water?

Consult the appropriate Orange Guide Signup and view all the answers

Why do chemical warfare agents not have an assigned ID number?

Because they are not commercially transported Signup and view all the answers

What is the role of the pipeline operator in establishing protective action distances?

To provide information on pressure and diameter of pipe Signup and view all the answers

Why are some materials shown with (when spilled in water) in Table 1?

To demonstrate their toxicity when mixed with water Signup and view all the answers

What should be consulted for evacuation distances during a fire incident according to the text?

Orange Guide only Signup and view all the answers

What is the purpose of initial isolation and protective action distances?

To predict the size of the area that could be affected by a cloud of toxic gas Signup and view all the answers

What is the first step taken in protective actions during an incident involving hazardous materials?

Isolate the hazard area and deny entry Signup and view all the answers

When is shelter-in-place the recommended protective action?

When evacuating the public would cause greater risk Signup and view all the answers

Why should first responders maintain communication with sheltered-in-place individuals?

To inform them about changing conditions Signup and view all the answers

What action should be taken if a hazardous materials incident involves a flammable gas cloud?

Evacuate all people immediately Signup and view all the answers

Why is isolating the hazard area considered crucial in emergency response operations?

To prevent any unauthorized personnel from entering the area Signup and view all the answers

In what scenario would vehicles provide some protection during a hazardous incident?

When buildings are not available for shelter-in-place Signup and view all the answers

What is the main objective of evacuating people during an emergency involving hazardous materials?

To move people far enough away from the threat for safety Signup and view all the answers

Why must evacuees not be allowed to gather after reaching recommended distances?

Because it poses a risk of secondary contamination Signup and view all the answers

What is the primary concern during an emergency involving releases of hazardous materials?

Selecting the best protective actions to safeguard public health Signup and view all the answers