Stairwells and the Codes

Being that humans are creatures of habit, an uneven stairwell challenges users, even those grown familiar with asymmetries in construction. The most critical components of a stairwell to avoid becoming a tripping or slipping hazard include a decent (and uniform) tread and riser value. In the case of International Building Code specifications, this is 11 … More Stairwells and the Codes

Incidents & Accident Models

There are various models that emphasize different components that combined into an accident. While Heinrich’s Axioms of Industrial Safety are most widely applied, there are others that target relationships among the contributing factors to an injury. As a brief introduction, I’d like to share a few of our investigations and a model that aligns with … More Incidents & Accident Models