QTP4B071-7 — Air Force Specialty Code 4b071 Bioenvironmental Engineering Chemical Health Hazards

QTP4B071-7 governs determining compliance with OSHA substance-specific standards for workplace chemicals.

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  • Publication number: QTP4B071-7
  • Title: AIR FORCE SPECIALTY CODE 4B071 BIOENVIRONMENTAL ENGINEERING CHEMICAL HEALTH HAZARDS
  • Date: 2024-03-07

View QTP4B071-7 on armypubs.army.mil


The publication covers researching applicable standards, identifying the portions relevant to workplace activities, and entering acquired information into OEHMIS/DOEHRS. It requires evaluation using a case file and completion of all checklist items without trainer assistance.

Topics covered

  • OSHA substance-specific standards
  • Workplace chemical regulation
  • Chromium (VI) protective clothing
  • Cadmium exposure limits
  • OEHMIS/DOEHRS data entry

Questions and answers

What must happen to contaminated protective clothing removed for disposal?

When contaminated protective clothing or equipment is removed for laundering, cleaning, maintenance, or disposal, the employer shall ensure that it is stored and transported in sealed, impermeable bags or other closed, impermeable containers. (paragraph 1)

What does the publication prohibit when removing chromium (VI) from protective clothing?

The employer shall prohibit the removal of chromium (VI) from protective clothing and equipment by blowing, shaking, or any other means that disperses chromium (VI) into the air or onto an employee's body. (paragraph 1)

What is the cadmium time-weighted average permissible exposure limit?

TWA PEL: Five micrograms of cadmium per cubic meter of air 5 µg/m 3, time-weighted average (TWA) for an 8-hour workday. (paragraph 2)

What proficiency level applies to the task?

Can do all parts of the task. Needs only a spot check of completed work.

What must be identified about the substance-specific standard?

Identify which portion of the substance-specific standard applies to the workplace activity. (paragraph 3)

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