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Design Considerations for Center Median Drainage

Most normally crowned roadways drain to the outside lanes, but an engineered water quality swale in the roadway median can add green infrastructure and create cost savings.Not every project is a good fit for this option, but for a divided roadway with a gentle slope, the central median has the potential to be a tree-lined boulevard with drainage hidden beneath.Water quality in urban runoff is becoming an important issue fo...

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