I-35 Austin to San Antonio Link Study
Overview
The study will evaluate potential improvements along I-35 from SH 45 Southeast to CR 382/Cibolo Valley Drive. It will be conducted through a Planning and Environmental Linkage (PEL) study, which will focus on how to best connect the I-35 Capital Express South project in Travis County to the I-35 Northeast Expansion project (NEX) in Comal County. The PEL study will identify projects that can be further developed in the schematic design and environmental review phase.
Need and purpose
Improve safety and mobility
Project description
Connect I-35 from SH 45 Southeast in Austin to CR 382/Cibolo Valley Drive in Schertz.

Schedule
- Planning and Environmental Linkages (PEL) study: 2023-2025
- Open house meetings, Feb. 20, Feb. 21, and Feb. 22, 2024
Get involved
Downloads
- Fact sheet
- PEL Study Final Report
- Appendix A - Purpose and Need
- Appendix B - Environmental Constraints Analysis
- Appendix C - Enivronmental Constraints Map
- Appendix D - Traffic Projections Methodology
- Appendix E - Traffic Analysis Methodology and Results
- Appendix F - TSMO Evaluation
- Appendix G - Drainage Report
- Appendix Ga - Drainage Maps
- Appendix Gb - Drainage Photos
- Appendix H - Open House Documentation