For any tunnel access request, you should follow this procedure:

1. Login to CERN ADaMS
2. Click on Persons -> My data
3. Click on Access to accelerators
4. Click on one of the desired access points
5. Click on Request access for myself --> Create Request

When going to the LHC tunnel, you will need the following as MINIMUM :

1. Safety helmet
2. Safety shoes
3. Self rescue mask
4. Personal Dosimeter (to access entrance through the door to the elevator at the entrance point)
5. Operational Dosimeter (to validate your access with your impact number)
6. CERN ID Card

      **IMPORTANT**

You must never be alone in the tunnel. The minimum personal in the tunnel is 2 people.