Research Article
GIS-Enabled Culvert Design: A Case Study in Tuscaloosa, Alabama
Table 4
Quality assurance for three culvert diameters.
| | Culvert ID | QGIS,auto (m3/s) | Slope (m/m) | Length, m (ft) | Headwater constraint, (m) | Tailwater value (m) | DGIS,auto, m (ft) | HY-8 verification |
| | 1 | 6.172 | 0.02 | 12.2 (40) | 3.05 | 0.610 | 1.372 (4.5) | ✓ | | 2 | 2.837 | 0.02 | 12.2 (40) | 3.05 | 0.610 | 0.914 (3.0) | ✓ | | 3 | 2.946 | 0.02 | 12.2 (40) | 3.05 | 0.610 | 0.914 (3.0) | ✓ |
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