59 building parts | 5 upgrade tiers
Complete reference for all building parts in Rust. Compare tiers, HP values, build costs, upkeep costs, and decay times.
Walls upgrade through 5 tiers: Twig to Armored. Higher tiers have more HP but cost more to build and maintain.
Twig
10
HP
Wood
250
HP
Stone
500
HP
Sheet Metal
1000
HP
Armored
2000
HP
Visual comparison of hit points across all tiers. Each bar shows relative HP strength.
HP, build cost, upkeep cost, and decay time for each upgrade tier on a standard wall.
| Tier | HP | HP Bar | Build Cost | Upkeep / 24h | Decay Time |
|---|---|---|---|---|---|
| Twig | 10 | 10 Wood | 1 Wood | 1 hour | |
| Wood | 250 | 200 Wood | 20 Wood | 3 hours | |
| Stone | 500 | 300 Stones | 30 Stones | 5 hours | |
| Sheet Metal | 1,000 | 200 Metal Fragments | 20 Metal Fragments | 8 hours | |
| Armored | 2,000 | 25 High Quality Metal | 3 High Quality Metal | 12 hours |
Example upkeep costs for a common "2x2 with Honeycomb" base design. Use the Decay Calculator for custom calculations.
Keep your Tool Cupboard stocked with these resources to prevent decay. Note: Upkeep scales non-linearly with base size (larger bases cost proportionally more).
Showing 15 of 59 building parts
2 building parts
The standard building foundation. A 3m x 3m square base piece that supports all building structures above it.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
A triangular foundation piece. Uses half the resources of a square foundation. Essential for honeycomb designs and compact bases.
Build
5 Wood
Upkeep
1 Wood
Decay
1 hour
Build
100 Wood
Upkeep
10 Wood
Decay
3 hours
Build
150 Stones
Upkeep
15 Stones
Decay
5 hours
Build
100 Metal Fragments
Upkeep
10 Metal Fragments
Decay
8 hours
Build
13 High Quality Metal
Upkeep
2 High Quality Metal
Decay
12 hours
5 building parts
Standard full-height wall. The main defensive building block. Has a strong and weak side — always face the strong side outward.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
A half-height wall. Useful for window placements, peeking spots, and shop fronts. Uses half the resources of a full wall.
Build
5 Wood
Upkeep
1 Wood
Decay
1 hour
Build
100 Wood
Upkeep
10 Wood
Decay
3 hours
Build
150 Stones
Upkeep
15 Stones
Decay
5 hours
Build
100 Metal Fragments
Upkeep
10 Metal Fragments
Decay
8 hours
Build
13 High Quality Metal
Upkeep
2 High Quality Metal
Decay
12 hours
A short wall about knee height. Used as railings, barriers, and to prevent jump-ups in base designs.
Build
5 Wood
Upkeep
1 Wood
Decay
1 hour
Build
100 Wood
Upkeep
10 Wood
Decay
3 hours
Build
150 Stones
Upkeep
15 Stones
Decay
5 hours
Build
100 Metal Fragments
Upkeep
10 Metal Fragments
Decay
8 hours
Build
13 High Quality Metal
Upkeep
2 High Quality Metal
Decay
12 hours
A wall frame with a door opening. Required for placing doors. Same HP as a regular wall of the same tier.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
A wall with a window opening. Can hold Window Bars, Embrasures, or Reinforced Glass. Same HP as a full wall.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
2 building parts
Standard square floor/ceiling piece. Placed on top of walls to create upper stories or act as a ceiling/roof.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
A triangular floor piece. Half the cost of a square floor. Great for honeycomb, peek-downs, and airlock designs.
Build
5 Wood
Upkeep
1 Wood
Decay
1 hour
Build
100 Wood
Upkeep
10 Wood
Decay
3 hours
Build
150 Stones
Upkeep
15 Stones
Decay
5 hours
Build
100 Metal Fragments
Upkeep
10 Metal Fragments
Decay
8 hours
Build
13 High Quality Metal
Upkeep
2 High Quality Metal
Decay
12 hours
2 building parts
An angled roof piece. Snaps to the top of walls. Provides weather protection and prevents ladder raids from above.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
A half-width angled roof piece used for decorative arches or to complete rooflines on triangle foundations.
Build
5 Wood
Upkeep
1 Wood
Decay
1 hour
Build
100 Wood
Upkeep
10 Wood
Decay
3 hours
Build
150 Stones
Upkeep
15 Stones
Decay
5 hours
Build
100 Metal Fragments
Upkeep
10 Metal Fragments
Decay
8 hours
Build
13 High Quality Metal
Upkeep
2 High Quality Metal
Decay
12 hours
2 of 3 building parts
L-shaped staircase that provides access between floors. Turns 90 degrees. Takes up one square foundation space.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
U-shaped staircase that doubles back on itself. Takes up more space but provides a full 180-degree turn between floors.
Build
10 Wood
Upkeep
1 Wood
Decay
1 hour
Build
200 Wood
Upkeep
20 Wood
Decay
3 hours
Build
300 Stones
Upkeep
30 Stones
Decay
5 hours
Build
200 Metal Fragments
Upkeep
20 Metal Fragments
Decay
8 hours
Build
25 High Quality Metal
Upkeep
3 High Quality Metal
Decay
12 hours
2 of 12 building parts
The cheapest door. Easily destroyed with melee weapons or fire. Only use as a temporary placeholder early game.
Build
300 Wood
Upkeep
N/A
Decay
3 hours
Standard door for most bases. Requires 1 C4, 4 Satchel Charges, or ~63 Explosive Ammo to destroy.
Build
150 Metal Fragments
Upkeep
N/A
Decay
8 hours
Calculate the total upkeep costs for your base.
Figure out exactly how many explosives you need.
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