What Is Included
- Site drainage assessment: natural drainage direction, soil profile, drainage outlet identification, and tributary area calculation
- Builder pad elevation verification for rear-yard installations against as-built survey documentation
- Base aggregate layer design: thickness, gradation, and slope specification for lateral drainage to identified outlet
- Addicks-Barker and Brazos watershed context assessment for properties in reservoir tributary areas
- Grade correction scope for properties with drainage-affecting prior landscape modifications
- Drainage outlet infrastructure: curb edge, yard drain, swale connection, or fence-line outlet as site conditions require
- Commercial tributary area calculation and base capacity sizing for impervious cover runoff contribution
