NIOSH SHO Hazard Control study materials
NIOSH SHO Hazard Control study resources

NIOSH SHO Hazard Control case studies

NIOSH SHO Hazard Control · Put your knowledge to work in context.

The NIOSH Safety and Health Management (SH) Hazard Control credential targets the hazard-control knowledge that safety and health practitioners apply inside a functioning safety and health management system. It is built for industrial hygienists, safety specialists, occupational health nurses, supervisors with program responsibility, and consultants who must move from recognizing a hazard to selecting, implementing, and verifying the right control. The exam is delivered in English as multiple choice and is organized around six domains: hazard identification and anticipation; the hierarchy of controls and control selection; engineering controls and ventilation; administrative controls and work practices; personal protective equipment; and control verification, monitoring, and program evaluation. Expect questions that test judgment rather than recall alone: given a scenario, which control comes first, what makes a ventilation measurement valid, when is PPE the defensible choice, and how do you confirm a control still works months later. The NIOSH SHO Hazard Control case studies are 5 cases and about 2,616 words.

1

New Solvent Cleaning Step in a Powder-Coating Shop

operates a 14-person powder-coating shop in a leased room measuring 10 m × 8 m × 3.5 m. To remove cured powder from rejected parts, management plans to install an open-top manual degreasing station next month using a solvent blend containing 60% toluene and 40% acetone.

550 words, about 3 min
2

Earplug-Only Response to Stamping Noise

At a metal-stamping plant, 22 operators work 10-hour shifts around 18 mechanical presses. Full-shift noise measurements are 95 dBA Leq, with impact peaks of 118 dB at the operator position.

521 words, about 3 min
3

Welding Fume Capture and Make-Up Air

A fabrication bay measures 20 m × 15 m × 6 m and contains two MIG welding stations. Each station has a local exhaust hood on a 200 mm diameter duct.

532 words, about 3 min
4

Respirator Reliance at a Lead-Acid Battery Plant

At a lead-acid battery plant, 30 workers are exposed to lead dust and fume. Personal 8-hour sampling shows 60 µg/m³ at the pasting area, above the 50 µg/m³ permissible exposure limit.

486 words, about 2 min
5

Post-Installation Evaluation of a Paint Booth

An auto body shop installed a downdraft paint booth six months ago to control toluene exposure. Before installation, personal 8-hour samples were 110 ppm.

527 words, about 3 min