# Foundation \[SPIG]

- [Rectangular \[SPIG\]](/templates/spliced-i-girder-bridge-workflow/substructure-spig/foundation-spig/rectangular-spig.md)
- [Custom \[SPIG\]](/templates/spliced-i-girder-bridge-workflow/substructure-spig/foundation-spig/custom-spig.md)