Municipal Drainage Upgrade
Fairfax County, VA — Municipal Project
Project Overview
The City of Fairfax engaged Total Stormwater Solutions to rehabilitate a decades-old drainage system that was causing repeated flooding in a residential neighborhood. The project involved comprehensive assessment, pipe replacement, and inlet upgrades across 2.5 miles of drainage infrastructure serving over 12,000 residents.
Scope of Work
- Condition assessment and CCTV inspection of 2.5 miles of pipe
- Replacement of 800 linear feet of failing 36-inch RCP
- Installation of 45 new curb inlet structures
- Grade stabilization and erosion control
- Pavement restoration and landscaping
- Hydraulic modeling validation post-construction
Results
- Reduced flood event frequency by 80% in target neighborhood
- Achieved full VSMP permit compliance
- Eliminated three recurring EPA NOV locations
- 30-year design life for all replaced infrastructure
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