Details of any transport studies/STAG appraisals that Transport Scotland either carried out, or are aware of, that have been done since 2003 that directly affect the rail lines between:
- Westerton to Milngavie
- Dumbarton Central to Helensburgh Central
- Dumbarton Central to Balloch
- Ardrossan South Beach to Largs
- Dumbreck to Paisley Canal
For each study, please provide a link to or copy of the study report where possible.