Confined Space Safety

This page features the following topics regarding confined space safety:

  • Overview
  • Types of Confined Spaces
  • Confined Space Safety Requirements
  • Written Confined Space Programs
  • Hazard Control, Equipment & Detection
  • Assigned Duties
  • Entry Permits
  • Worker Training


A confined space is a workplace location in which employees temporarily perform tasks. Confined spaces include, but are not limited to, tanks, vessels, silos, storage bins, hoppers, vaults, pits, manholes, tunnels, equipment housings, ductwork, and pipelines. Employers must observe safety measures to minimize the risk of hazardous exposures, engulfment, and asphyxiation posed by confined spaces.

Types of Confined Spaces

A confined space is defined by the federal Occupational Safety and Health Administration (OSHA) as any space that:

  • Is large enough and so configured that an employee can bodily enter and perform assigned work;

FREE General Workplace Safety
Checklist for Employers

Covers safety practices and procedures for all employers.





Request a Demo and Receive Free Trial Access

or Log In