SCP-498 Safe ~ medium confidence
SCP-498
Expected annual
$3.1M
One-time setup
$8.2M
Annual recurring
$3.0M
Personnel
16
Initial capital expenditure is approximately $8.15M driven primarily by construction of a hardened, sound‑proof underground bunker and specialized equipment; recurring costs are roughly $3.04M/year dominated by staff wages, legal/insurance reserves, research/monitoring, and maintenance.
🏗️ One-Time Capital Costs Total: $8.2M
Facilities $3.5M
[#1] Dedicated underground sound‑proof bunker (construction, excavation, geotechnical surveys, blast‑resistant concrete, double airlocks, vibration isolation, sacrificial lining).
Equipment $1.9M
[#3, #4, #5, #6, #7, #8, #9, #11, #15, #16, #21, #23, #26] Heavy‑duty internal acoustic shielding and sacrificial absorbers; two hardened automated mechanical arms and secondary robotic manipulators; high‑SPL measurement & monitoring suite; hardened camera/sensor housings; HVAC adaptations; power/UPS systems; initial PPE sets; transport / transfer hardware; IT/secure storage initial setup; seismic monitoring initial sensors; archival cold storage initial costs; initial transport/deployment logistics.
Structural Reinforcement And Exclusion Zone $1.0M
[#2] Reinforcement of surrounding buildings, establishment of exclusion radius, barriers, property buyouts/relocations as needed.
Initial Research And Lab Setup $800K
[#14, #27] One‑time specialized research/lab equipment and initial R&D provisioning for multi‑disciplinary study and contingency/neutralization experiments.
Decommissioning $700K
[#28] Safe dismantling, disposal of sacrificial/contaminated materials, site remediation and records archiving.
Medical Suite Initial $200K
[#12] On‑site emergency medical suite and trauma capability (kit & room) initial setup.
Personnel Vetting And Training Initial $65K
[#22] Initial background checks, psychological screening and initial specialized training for staff (per‑person initial vetting costs).
🔄 Annual Recurring Costs Total: $3.0M/yr
Staff Wages $1.3M/yr
[#10, #12, #14] Continuous staffing payroll: security officers (rotational coverage), supervisory staff, research team salaries, and medical staffing/agreements.
Insurance And Reserve $500K/yr
[#19] Insurance premiums and ongoing liability reserves for unusual hazard exposure and litigation risk.
Emergency Reconstruction Fund $500K/yr
[#20] Annual funding reserved for rapid reconstruction, casualty compensation and immediate incident response reserves.
Research And Monitoring $150K/yr
[#6, #14, #17, #23, #27] Non‑payroll research costs: instrument calibration, controlled stress tests, seismic/structural monitoring operations, experimental consumables and ongoing R&D program budgets.
Cover Story And Legal $150K/yr
[#19] Legal counsel, PR/cover narrative management, liaison costs with local authorities.
Supplies And Consumables $120K/yr
[#3, #4, #6, #11, #18] Replacement sacrificial acoustic liners, robotic spare parts, sensor calibration consumables, PPE replacements, HVAC filters and general consumables.
Psychological Support And Rotation $100K/yr
[#24] Counseling, enforced rotations, temporary replacement costs and psychosocial support due to sleep disruption/stress risks.
Facilities Maintenance $80K/yr
[#8, #9] HVAC energy & maintenance, generator fuel & maintenance, and routine facility upkeep.
Logistics And Transport $30K/yr
[#9] Ongoing transport, fuel, and logistics for generator refueling, secure small‑scale movements, and transport readiness.
Incident Drills $30K/yr
[#25] Regular drills, external agency coordination, tabletop exercises and exercise costs.
Personnel Training And Refresher $30K/yr
[#22] Annual refresher training, psychological screening renewals and clearance maintenance.
Hearing Conservation Program $22K/yr
[#13] Audiometry, occupational health monitoring, program admin and per‑person ongoing hearing conservation costs.
Archive And Preservation $10K/yr
[#26] Ongoing archival storage, environmental controls and access management for samples/logs.
Cost Scenarios
📊 Baseline (baseline) $3.0M/yr
94.0% probability / year
Normal, uneventful year with standard operations, scheduled testing, and no major containment incidents.
routine_operation scheduled_testing no_incidents
🚨 Minor Incident $3.3M/yr
5.0% probability / year +$250K vs baseline
Localized containment incident requiring repairs, medical treatment for staff, replacement of sacrificial panels and extra short‑term staffing.
automated_arm_failure localized structural damage medical_treatment_and_repairs
🚨 Major Breach $6.5M/yr
1.0% probability / year +$3.5M vs baseline
Significant containment failure or prolonged exposure causing structural damage, large medical costs, litigation and major reconstruction/relocation.
prolonged automated_system_failure structural_collapse_or_seismic_damage major_litigation_and_reconstruction
👥 Personnel 16 total
Role Count Notes
Security Officer / MTF Agent 8 Rotational security staff to maintain minimum two attending at all times; fully loaded cost included in staff_wages.
Security Supervisor 2 Supervisory staff for shifts; included in security payroll estimate.
Research Scientist / Engineer 5 Physicists, acoustic and electrical engineers forming the multi‑disciplinary research team; salaries included in staff_wages.
Medical Officer 1 On‑call/affiliated medical staff for monitoring and emergency response; staffing costs included in staff_wages.
📋 Confidence Notes
Notes provide ranges for nearly every line item and multiple contingent large‑loss items (insurance, reconstruction, exclusion zones). Cost drivers are well identified but magnitude is uncertain; hence medium confidence.
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