Hatches and Emergency Exits in Shelters – Why They Matter
In a world facing increasing risks – from military conflict to natural disasters – interest in protective shelters is growing […]
Engineering Bunkers to Survive Deep-Penetration Bombs: GBU-28 and GBU-39
How to design a bunker that survives GBU-28 and GBU-39 strikes? Explore military-grade protection, blast doors, and CBRN filtration.