QTP4B051-22 — Response Operations

QTP4B051-22 governs qualification training for inputting and interpreting CHART and CHEMRAT risk assessment data during response operations.

Search QTP4B051-22

  • Publication number: QTP4B051-22
  • Title: Response Operations
  • Date: 2015-04-02

View QTP4B051-22 on armypubs.army.mil


The publication covers agent selection, temperature and exposure inputs, detection limits, target areas, protection levels, and risk interpretation. It requires completion of checklist items with limited trainer assistance on only the hardest parts.

Topics covered

  • CHART risk assessment data
  • CHEMRAT agent selection
  • Chemical warfare agent viscosity
  • Weapon system and target area selection
  • Exposure duration
  • Protection levels
  • Temperature and toxicity estimates

Questions and answers

How is the agent selected in CHEMRAT?

Select agent of concern from the drop-down list in CHEMRAT. (paragraph 1)

What exposure duration does CHEMRAT initially require?

Set exposure duration initially to 1 hour (matches persistency table). (paragraph 9)

How should risk assessment data be interpreted in CHEMRAT?

Interpret risk assessment data using Chemical Hazard Estimation Method and Risk Assessment Tool (CHEMRAT) user’s manual and Hazard Duration Estimate Using CHEMRAT checklist.

What temperature unit does CHART use by default?

The default temperature unit of measure is Fahrenheit. (paragraph 1)

How does temperature affect Percutaneous Vapor dosage?

In general, as the temperature increases, the effective Percutaneous Vapor dosage decreases. (paragraph 1)

Ask Reggie.Bot a question about QTP4B051-22