229 003
ediciones
Cambios
1931
,→Zapadores
| Barcelona
|-
| rowspan=2 3 | RM 5 >> #| NTRM|| [[RZEE-1874-001]]| Regimiento|| Pontoneros| 25/05/[[1931]]| [[BZEE-1931-005]], [[BZEE-1931-009]]|-| NTRM >> RG|| [[BZEE-1931-009]]| Batallón|| Pontoneros| 25/05/[[1931]]| Zaragoza|-| DO 5| NTD| [[BZEE-1931-005]]| Batallón| 5| Zapadores minadores| 25/05/[[1931]]| Zaragoza|-| rowspan=3 | RM 6 >> #
| NTRM
|
| Zapadores minadores
| 25/05/[[1931]]
| [[BZEE-1931-006]], [[GZE-1931-001]]|-| NTRM >> DC + BRICZM| NTD| [[GZE-1931-001]]| Grupo|| Zapadores minadores| 25/05/[[1931]]| Pamplona
|-
| DO 6
| San Sebastián
|-
| rowspan=3 | RM 7
| NTRM
|
| Zapadores minadores
| 25/05/[[1931]]
| Zaragoza[[BZEE-1931-008]],[[BZEE-1931-007]]
|-
| DO 7
| NTD
| Salamanca
|-
| DO 8
| NTD
| 25/05/[[1931]]
| Gijón
|-
| rowspan=6 | RG
| rowspan=6 |
| rowspan=6 |
| [[RZEE-1912-001]]
| Regimiento
| Ferrocarriles
| 25/05/[[1931]]
| '''Disolución'''[[RZEE-1912-001]]
|-
| [[BZEE-1885-002]]
| BatallónBrigada
|
| Topográfica