Drainage Criteria Manual

New -Effective 01/01/2020 -updated on 09/2021

Fort Bend County – Interim Atlas 14 Drainage Criteria Manual and Minimum Slab Elevation Criteria

The Draft Drainage Criteria Manual is provided at the link below for reference. Until it is adopted by the Commissioners Court, the requirements it contains are not enforceable but are encouraged as best practices.

• FBCDD Draft Criteria Manual  [PDF]
• Standard Methodology  [PDF]

Drainage Criteria Manual (Revised 2011)

Download / Print

• Cover Page [PDF]
• Table of Contents [PDF]
• 1.0 Policy [PDF]
• 2.0 Hydrology [PDF]
• 3.0 Open Flow Channel [PDF]
• 4.0 Culverts and Bridges [PDF]
• 5.0 Storm Sewers and Overland Flow [PDF]
• 6.0 Storm Runoff Storage [PDF]
• 7.0 Leveed Areas [PDF]
• 8.0 Rural Criteria [PDF]
• 9.0 References [PDF]
• Appendix A [PDF]
• Appendix B [PDF]
• Appendix C [PDF]