8) These are the Main Blast Doors and protect the entrance to the Operations Block. They are constructed of 'Tank Metal' and would have given substantial protection against blast. The doors still have their seals. You may TURN AROUND and look BACK at where you have come from or Walk through the Main Blast Doors and look back at them...

Note, the flooring at this point was very unstable.

Where am I?.....8) Jump to map!

For an Emergency Exit! .....

 

Copyright Mark.A.Bennett @ Subterranea Britannica 2000