SCP-8356
Safe
✓
high confidence
SCP-8356
Expected annual
$2.3M
One-time setup
$4.4M
Annual recurring
$2.2M
Personnel
12
Startup/capital costs are approximately $4.41M driven by infrastructure/civil work (signs, embedded caltrops) and specialized vehicles/equipment; recurring annual operations are roughly $2.24M/yr driven primarily by personnel, insurance/reserve, and societal traffic impact.
One-Time Capital Costs
Total: $4.4M
Annual Recurring Costs
Total: $2.2M/yr
Cost Scenarios
📊
Baseline
(baseline)
$2.2M/yr
Normal year with no major incidents; standard nightly operations and routine maintenance only.
no entries past 11: 59PM
routine maintenance only
🚨
Minor Incident
$2.3M/yr
Single-vehicle containment breach requiring a single-night rescue sortie and associated overtime, medical care, towing and amnestic administration.
one vehicle enters and does not reemerge within 1 hour
single-night rescue required
🚨
Major Incident
$3.9M/yr
Multi-vehicle or prolonged incident requiring reserve fund deployment, multiple rescue sorties, extended research and legal action.
multi-vehicle entrapment
prolonged search/rescue requiring contingency reserve
Personnel
12 total
| Role | Count | Notes |
|---|---|---|
| Night Containment Specialist (disguised Highway Patrol) | 4 | [#7] Four FTEs covering nightly exits (two per exit) as described; salary estimates included in staff_wages. |
| Tunnel Office Staff | 2 | [#8] Two FTEs staffing tunnel control office for caltrop activation and coordination; salaries included in staff_wages. |
| Research Scientist / Engineer | 2 | [#15] Two researchers/engineers for data interpretation, instrumentation maintenance and rescue protocol support; salaries and expendables accounted for in staff_wages and supplies. |
| Standby Extraction Team / Operators | 4 | [#28] Four specialized operators on standby for extraction entries; wages included in staff_wages and equipment refresh in recurring costs. |
Confidence Notes
Analyst notes provide detailed, line-item estimates for capital and recurring costs; major residual uncertainty is traffic volume variability and frequency of rescue missions which affect some recurring items (societal impact and incident probabilities).