List of Australian Army engineer units in World War I
# List of Australian Army engineer units in World War I

The Australian Imperial Force included a range of different engineer units including field units, signals, mining, works, railway, survey and training units.

## Field units

* 1st Division Engineers
   * 1st Field Company
   * 2nd Field Company
   * 3rd Field Company
* 2nd Divisional Engineers
   * 5th Field Company
   * 6th Field Company
   * 7th Field Company
* 3rd Divisional Engineers
   * 9th Field Company
   * 10th Field Company
   * 11th Field Company
* 4th Divisional Engineers
   * 4th Field Company
   * 12th Field Company
   * 13th Field Company
* 5th Divisional Engineers
   * 8th Field Company
   * 14th Field Company
   * 15th Field Company
* 6th Division Engineers (disbanded following formation in 1917)
   * 16th Field Company
   * 17th Field Company
* ANZAC Mounted Division Engineers
   * 1st Field Squadron
* Australian Mounted Divisional Engineers
   * 2nd Field Squadron
* Desert Mounted Corps Troops Engineers
   * 'D' Field Troop and Bridging Train

## Signal units

* 1st Division Signal Company
* 2nd Divisional Signal Company
* 3rd Divisional Signal Company
* 4th Division Signal Company
* 5th Divisional Signal Company
* Australian Corps Signal Company
* 1st Signal Squadron
* 2nd Signal Squadron
* Australian Pack Wireless Section
* 1st Australian Wireless Signal Squadron
* Cavalry Divisional Signal Squadron

## Mining units

* 1st Tunnelling Company
* 2nd Tunnelling Company
* 3rd Tunnelling Company
* 4th Tunnelling Company (absorbed by 1st Tunneling Company)
* 5th Tunnelling Company (absorbed by 2nd Tunneling Company)
* 6th Tunnelling Company (absorbed by 3rd Tunneling Company)
* Australian Electrical and Mechanical Mining and Boring Company

## Works units

* 1st Army Troops Company
* Australian Corps RE Workshops

## Railway units

* Headquarters Australian Railway Group
* 1st Light Railway Operating Company
* 2nd Light Railway Operating Company
* 3rd Light Railway Operating Company
* 4th Broad Gauge Railway Operating Company
* 5th Broad Gauge Railway Operating Company
* 6th Broad Gauge Railway Operating Company

## Survey units

* Australian Corps Topographical Section

## Training units

* Engineer Training Depot
* Signal Section, Engineer Training Depot
* Australian Railway Operating Division Depot
* Engineer Training Depot
