![A worker wearing safety gear has opened a manhole cover and is looking inside.](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/666b6249d0c2879e7f1b3ee7_Manholes.jpg)
Safety Tips for Confined Space Work in Manholes
Ensuring safety in and around manholes involves understanding confined space entry procedures, using proper PPE, and following safety protocols.
![A worker getting into a confined space.](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/640a30f82f435ff725f275a5_Rescue.jpg)
Permit-Required Confined Space Rescue Safety Planning
Effective emergency planning is vital to ensure that any worker in a confined space who becomes sick or is injured can be evacuated quickly and safely.
![Inside a grain storage bin.](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/622a615921f5fe0c29d5b437_Grain%20Storage%20Bins.jpg)
Confined Space Hazards When Entering Grain Storage Bins
Suffocation is a leading cause of death in grain storage bins. Hazardous atmospheres can also be a hazard for grain storage workers.
![Worker Measuring Confined Space with Tape Measure](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/5f0dc26911784240fc6d587d_Confined%20Space.jpg)
Confined Space Worker Roles During Permit-Required Work
Those assigned a role during confined space entry must have sufficient training to understand what is required of them and know how to use their equipment.
![Confined Space Permit at Entrance of Confined Space](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/5ecbe15e695d56703298bda6_00001054.jpg)
How to Safely Work in a Permit-Required Confined Space
If workers must enter permit-required confined spaces, then a written permit program as well as the use of detailed confined space permit is needed.
![Worker Inside Pipe Which is Confined Space](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/5ec5700f18fcd5b8abadb5e1_00001074.jpg)
What's Required for a Confined Space Hazard Evaluation
OSHA requires confined spaces to be evaluated for hazards, and if there are hazards, then the area must be classified as a permit-required confined space.
![View from inside of a silo, confined space](https://cdn.prod.website-files.com/5e7fdf360c4ef47490fa4124/5e8f85f3b04af26d2c7a5e13_Confined%2BSilo%2B01.jpg)
Invisible and Potentially Deadly Hazards of Confined Spaces
Confined spaces, like pipelines, may appear to be safe but can contain invisible hazards such as dangerous fumes, vapors, or insufficient oxygen.