Specifications - Fort Legacy

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Summary

Fort Legacy is designed to securely support over 100,000 people, encompassing all essential branches of government, military, staff, and civilians to maintain continuity during emergencies. The Executive Branch includes 25 personnel, housing the President, Vice President, and Cabinet members in secure, well-appointed quarters. The Legislative Branch consists of all 448 members of Congress—192 Senators and 256 House Representatives—with dedicated living and working spaces. A military force of 2,000 personnel provides defense, rapid response, and facility security. Specialized teams include 1,200 medical staff, 5,000 technical and operations personnel, 1,000 scientific and agricultural workers, 2,000 education staff, and 500 recreation and morale personnel. The support staff, responsible for maintenance, sanitation, food services, and administration, number around 20,000. The majority of residents, approximately 67,827 civilians, live in efficient, resilient residential zones. This allocation ensures Fort Legacy operates as a fully self-sustaining, secure refuge and command center, preserving government continuity and civil society through extreme crises.









General

Max Occupancy 120,000 people
Food Source Vertical hydroponics, cellular meat labs, fungal farms
Air Filtration Military-grade HEPA + CO2 scrubbers + chemical filters
Network Hardened communications array with satellite uplinks, quantum encryption
Autonomy Fully self-sustaining. Designed to operate sealed for decades.
Capacity 100,000+
Size Approximately 2.3 miles (3.7 kilometers) underground
Power Source Dual fusion reactors with backup geothermal and battery grid
Water Source primary water source is deep underground aquifers, accessed through secure wells. This is supplemented by atmospheric water harvesting and advanced greywater recycling systems to ensure a continuous and sustainable supply.

Size Overview

Total Depth Approximately 2.3 miles (3.7 kilometers) underground
Total Number of Decks 26 (Deck 0 through Deck 25)
Total Horizontal Footprint Roughly 3 square kilometers (about 740 acres)
Total Floor Space Estimated 15 million square feet (~1.4 million square meters) across all decks combined
Structural Diameter Around 1.5 kilometers wide at the widest point
Structural Layers 7 concentric armored blast shells for extreme protection
Volume Approximately 12 million cubic meters including living spaces, infrastructure, farms, storage, and recreation
Key Facility Sizes Residential zones (Decks 12 & 13) alone cover roughly 6 million sq ft

Agricultural farming areas (Decks 17 & 18) cover approximately 1.2 million sq ft

Military, command, and operations decks combined cover about 2 million sq ft

Medical, scientific, and educational areas about 1.5 million sq ft

Support, logistics, and utility zones roughly 2 million sq ft

Backup Vehicles & Transportation Facilities

Location Deck 0: Presidential Emergency Arrival & Air Command Deck
Motorcade Fleet Multiple armored “Beast” limousines (Presidential state cars) stored underground

At least 10 armored Secret Service SUVs as backup security vehicles

Armored personnel carriers for rapid security deployment
Aircraft Multiple Marine One-style VTOL helicopters with dedicated maintenance bays and refueling stations

Backup Air Force One-class executive jets stored in underground hangars with rapid elevator lifts and concealed launch tunnels for emergency takeoff

Drone surveillance and UAV launch/landing pads for aerial security
Surface & Subterranean Access Secure retractable surface access tunnels for armored convoys and emergency evacuations

Hidden elevator shafts and rapid transit systems connecting vehicle bays to executive and military command decks
Vehicle Support Facilities 24/7 staffed maintenance and repair bays with specialized technicians Secure fuel storage and distribution, supporting conventional and alternative fuels as well as emergency power units

Personnel

Executive Branch (President, VP, Cabinet) 25
Federal Agency Directors (FBI, CIA, NSA, DHS, etc.) 50
Legislative Branch (Senators + Representatives) 448
Military Personnel 2,000
Medical Staff 1,200
Technical & Operations Staff 5,000
Support Staff (maintenance, sanitation, food, admin) 20,000
Scientific & Agricultural Staff 1,000
Education Staff 2,000
Recreation & Morale Staff 500
Government & Judicial Staff 1,000
General Population (residents and other civilians) 67,277

Defensive Systems

Defense System Passive Defense Features
Structural Armor:

Seven concentric armored blast shells made from reinforced nano-steel alloys and nuclear-blast-resistant composites.

Shock-absorbent seismic base isolation systems capable of withstanding earthquakes above magnitude 10.

Multi-layered electromagnetic pulse (EMP) shielding throughout all decks.

Advanced radiation shielding using lead-infused concrete and polymer composites.

Redundant airlocks, blast doors, and quarantine zones isolating all access points (Decks 0–3).

Geological Camouflage:

Deep underground location (2.3 miles beneath surface) beneath a mountain massif, reducing detectability by satellite and thermal scans.

Multiple underground water and rock layers for natural stealth and protection.

Active Defense Systems
Perimeter Defense (Deck 0 & Surface Access):

Automated surface and subterranean perimeter sensor arrays (motion, seismic, thermal, electromagnetic).

High-velocity anti-personnel and anti-vehicle turrets camouflaged within surface terrain and retractable launchers underground.

Integrated surface drone defense patrols (armed UAVs) with autonomous threat engagement protocols.

Electronic Warfare & Cybersecurity (Deck 4 - Tactical Operations Center):

Real-time monitoring and countermeasure systems against cyberattacks and electronic surveillance.

Satellite jamming and signal interception to prevent external communication breaches.

EMP pulse generators capable of disabling hostile electronic systems within an adjustable radius.

Adaptive AI-driven threat detection analyzing internal and external intel feeds.

Internal Security (Deck 2 - Security Screening & Armory):

Rapid deployment armories stocked with conventional and advanced non-lethal weaponry.

Secure detention and interrogation zones with biometric and behavioral identification systems.

Drone swarm control center managing security drones for patrol and rapid response.

Military Defense (Decks 3 & 5 - Military Briefing & Vehicle Hangar):

Armored personnel carriers and autonomous patrol vehicles ready for internal defense or surface deployment.

Missile defense arrays located strategically near surface tunnels, capable of intercepting incoming ballistic or hypersonic threats.

Underground vehicle launch bays with quick deployment access to surface or subterranean conflict zones.

Modular armored bunkers and reinforced command centers for tactical leadership continuity.

Emergency Lockdown Systems:

Multi-level lockdown protocols able to isolate any deck or section, triggered manually or automatically in response to breaches.

Automated internal blast doors with airtight seals and chemical/biological filters.

Fail-safe escape shafts and safe rooms with independent life-support systems for key personnel (Deck 6 - Executive Quarters, Deck 6A - Legislative Quarters).

Redundancies and Fail-Safes
Independent power grids with EMP-hardened backup generators (Deck 8 - Energy Core Operations).

Multiple secure communication lines including quantum encryption and hardwired intranet systems isolated from external networks.

Redundant sensor and surveillance systems ensuring continuous 360-degree threat awareness.

Psychological and cyber defense teams trained for social engineering and insider threat mitigation.