# Survey research

> Survey: Required Materials. Timber, Iron Ore

Canonical: https://lostark.wiki/database/stronghold-research/survey-100303?relation=research_materials

Order a survey on the Stronghold.  
It's a relief that you found out about the beach.

## Facts

- **Category**: Stronghold and Slot Extension
- **Time Taken**: 1d 00:00:00
- **Required Action Energy**: 6,912
- **Research Cost**: 378 Gold
- **Stronghold XP gained**: 13,824
- **Research Requirements**: Lab Lv. 6; Stronghold Lv. 45 or above; [Manor Lv. 6](https://lostark.wiki/database/stronghold-research/manor-lv-6-101006); [Land Development](https://lostark.wiki/database/stronghold-research/land-development-100302)

## Related

- [Required by research](https://lostark.wiki/database/stronghold-research/survey-100303#relationships) (3)
- [Research Requirements](https://lostark.wiki/database/stronghold-research/survey-100303?relation=research_requires#relationships) (2)
- [Required Materials](https://lostark.wiki/database/stronghold-research/survey-100303?relation=research_materials#relationships) (2)

### Required Materials

1–2 of 2

| Name | Quantity | Details |
| --- | --- | --- |
| [Timber](https://lostark.wiki/database/items/timber-6882301) | 30 | Quantity 30 |
| [Iron Ore](https://lostark.wiki/database/items/iron-ore-6882401) | 90 | Quantity 90 |

## Related

- [Home](https://lostark.wiki/)
- [Stronghold Research](https://lostark.wiki/database/stronghold-research)