San Antonio |
Unified Development Code |
Appendix H. STORM WATER DESIGN CRITERIA MANUAL |
Chapter 6. PAVEMENT DRAINAGE |
Appendix 6.2. Design Guidelines |
§ 6.2.9. Unflooded Public Road Access
Latest version.
During a design storm event unflooded access (within the "Proceed with Caution" range per Figure 4.3.1C) shall be available from each proposed new development to an adjacent public street during a regulatory flood event. Additionally, unflooded access shall be accessible to an arterial street that is not adjacent to the development or to a distance of one-quarter (1/4) mile, whichever is less, during a future conditions twenty percent (20%) annual chance (five-year ultimate) flood event. The director of TCI may waive the design criteria above for developments under three (3) acres in size.