[#1, #12, #14] One‑time construction/structural costs: 1m carbon‑steel-lined humanoid cell (foundation/seismic reinforcement), HVAC installation/thermal buffering, and structural integration/retrofit/engineering supervision.

[#2, #3, #4, #5, #10, #11, #13] Hardware and installed systems: reinforced carbon‑steel access door, integrated restraints/interior fixtures, infusion pumps, robotic/remote IV apparatus and integration, CCTV/cameras/recorders, backup generator/UPS hardware, and heavy transport crate/vehicle.

[#17] Research lab fit‑out (BSL‑2/3 as required) for enzyme/physiology study, sequencing/proteomics infrastructure and containment for hazardous tissue handling.

[#23] One‑time/reserve contingency fund to hold for catastrophic replacement of containment, emergency procurement, or rapid mobilization (held as reserve but counted as capital appropriation).

[#21] One‑time trials for alternative immobilization/pharmaceutical countermeasures (trial setup, initial compound procurement, supervised studies).

[#4] Startup spares/consumables for infusion infrastructure (locked pharmacy startup stock, spare tubing, initial TPN/TPN storage supplies).

[#6, #7, #15, #16] Ongoing medical consumables: TPN/compounded IV nutrition throughput, central line replacements & complication contingency, disposable sterile supplies, and biomedical waste disposal.

[#17, #18] Ongoing research budgets and specialist R&D consumables for study of SCP enzymes, proteomics, sequencing, purification and animal models.

[#8, #9] Salaries & benefits for medical and security staff: estimated 3–5 FTE nurses + on‑call physician and 6–12 guard FTEs (midpoint used).

[#21] Ongoing contingency R&D budget for novel immobilization methods, monoclonal inhibitors and alternative pharmacology to counter SCP enzyme activity.

[#10, #11, #12, #14, #20] Ongoing facilities costs: CCTV storage/maintenance, generator fuel/testing, HVAC energy/maintenance, structural inspections/contingency, and recurring repairs/refurbishment from ingestion/damage.

[#25] Program manager, administrative support, procurement and inventory control overhead.

[#9] Maintenance, readiness and specialized training/gear for higher‑tier rapid response/containment team (non‑wage operating costs).

[#22] Annual legal/cover story/public relations budget for potential local exposure, incident cover, and documentation suppression.

[#19] Regular drills, non‑chemical restraint training and psychological screening/monitoring for staff working with SCP-913.

[#24] Secure logging, encrypted backups, redundant storage and compliance costs for monitoring and research data.

[#13] Vehicle/transport readiness maintenance, drivers and crane/lift maintenance for transfers.