This door base over 30' tall will have a door 32' wide and 32' long with ladder-type steps going down into the shelter. Any door base that extends above the top of the shelter more than the standard 30' base, has to be hauled separately from the shelter. The top of the shelter will be approximately 30' below ground. This will put the door entrance just above the ground level. Art Robinson of the Oregon Institute of Science and Medicine that built five full-scale civil defense shelter displays for FEMA and for the states of Pennsylvania, Utah, Arizona, and Idaho and also carried out other educational activities in cooperation with FEMA. Our fallout shelters come with a standard door base 30' tall. A popular alternative is to install a long walkway and a 30' x 72' door.

The door base is built in a way so that you can put two layers of boards and two layers of sand bags to prevent radiation from penetrating that hatch entrance 'weak point.' The rest of the shelter is already adequately protected from fallout radiation by the dirt/fill shielding on top of the shelter. The most inexpensive approach to installing a Safecastle fallout shelter is to opt for a shelter with a 32'-square blast-door hatch. As with all our shelters, your NBC / fallout shelter is made to your size specifications.įallout Shelter with Hatch Door or Entry Door They can also serve as a large Faraday Cage to protect from EMP, if appropriate steps are taken to keep the shelter tightly buttoned up. Our shelters provide blast protection, depending upon proximity to and power of a blast.

Fallout shelter floor plans