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| 46th Engineer Battalion | |
|---|---|
&sq=Facebook&lang=en&file=File:46th_Engineer_COA.jpg) Coat of Arms | |
| Active | 1917-present |
| Country |  United States |
| Branch | United States Army Corps of Engineers |
| Type | Combat Engineer |
| Role | Construction Engineering |
| Size | Battalion |
| Part of | 20th Engineer Brigade |
| Garrison/HQ | Ft. Polk, LA |
| Nickname(s) | Steel Spike |
| Motto(s) | TO ACHIEVE |
| Insignia | |
| Distinctive Unit Insignia | &sq=Facebook&lang=en&file=File:46th_EngineerDUI.jpg) |
The 46th Engineer Battalion ("Steel Spike"[1]) is a military engineer unit in the United States Army that was formally established in 1917.
- ^ "Special Unit Designations". United States Army Center of Military History. 21 April 2010. Archived from the original on 9 June 2010. Retrieved 24 June 2010.