Rust Manual

Tools

Raid Cost Calculator

Pick an explosive to see exactly how many charges break through each building tier — computed from that explosive's real damage and each material's real damage-resistance values, not a guessed number.
Explosive
Charge explosiveCharge explosive
Blast radius4m
Fuse10s
550 Explosion
Charges needed per tier
TierHealthDamage / chargeCharges needed
Twigs105501
Wood2504951
Stone5002752
Sheet Metal1,0002754
Armored2,0002758

Assumes every charge lands within the building piece's hit area with no overlapping-radius waste. Doesn't account for external walls/doors already destroyed reducing effective HP, or twig-tier decay.