[#1, #20, #30] Containment chamber construction (reinforced 0.5 m polished cement) and anti-escape duct/utility retrofit; includes site prep and seismic/site access contingency referenced by summary.

[#2, #3, #5, #9, #13, #18, #25] High-precision two-stage vaulted doors; remote-operated liquid-propellant flamethrowers and integration; self-contained water-recycling shower installation; initial cleaning supplies; restraining gurney/ADR equipment; initial surveillance hardware; initial PPE purchase.

[#17] Lab capital for hair dynamics: high-speed cameras, microscopes, tensile testers and related instrumentation.

[#4] Explosion-proof propellant storage room/cabinet, ventilation, suppression, environmental monitoring and permitting setup.

[#22] One-time integration of emergency shutdown and inert-gas suppression systems compatible with flamethrowers.

[#23] Initial legal/cover-story setup costs, NDAs and plausible front organization setup.

[#11] Initial specialized guard training and certification (flammethrower use, antechamber procedures) and outfitting for certification.

[#10, #13, #14, #16, #30] Security staffing (6 guards, 24/7 rotation), research salaries (1 researcher + 2 technicians), medical/trichology oversight (0.5–0.2 FTE equivalents included).

[#29] Proportional site overhead (utilities, security management, HR, procurement handling) allocated to SCP-337.

[#24] Standing contingency reserve for reconstruction, compensation, overtime, and emergency procurement following incidents or breaches.

[#16, #17, #18, #27] Research consumables for ongoing study; lab calibration/consumables; surveillance storage/maintenance and monitoring; sample analysis (outsourced assays and consumables).

[#2, #4, #8, #9, #19, #20, #22] Door maintenance and calibration; hazardous storage permits/inspections; weekly wall inspection & resealing (labor, materials, allocated minor-repair contingency); cleaning deep-clean periodic costs; power/HVAC; anti-escape monitoring; incident-response system testing.

[#23] Ongoing legal counsel, cover-story maintenance, publication suppression and related secrecy expenses.

[#15] Routine medical treatment and post-incident care budget for staff/researchers; dermatological follow-up, emergency care readiness.

[#11, #26] Annual refresher courses and regular drills for escapes, feeding protocols, inspection procedures and cross-team coordination.

[#28] Secure archival systems, redaction workflows, and personnel for restricted documentation and incident reporting.

[#6, #7, #21, #25, #9] Water-recycling filter replacements; hair-care products and toiletries; biohazard handling/disposal; PPE replacement; routine cleaning consumables.

[#12] Escort operational overhead for two-guard escort entries (overtime/coverage and logistics).

[#13] Sedation pharmaceuticals and disposables for Class D handling and restraint procedures.

[#3] Fuel and maintenance for remote-operated liquid-propellant flamethrowers.