Ductile Iron Grates (300 Series & LEO 1200)
- Extreme load capacity
- Long-term corrosion resistance
- Ideal for municipal streetscapes, transit stations, and roadway networks
6” wide pre sloped trench drain
6” wide pre sloped trench drain
6” wide pre sloped trench drain
6” wide pre sloped trench drain
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Swiftdrain
6″ wide pre sloped trench drain
Swiftdrain
6″ wide pre sloped trench drain
Swiftdrain
6″ wide pre sloped trench drain
Swiftdrain
6″ wide pre sloped trench drain
Municipalities and civil engineering agencies require trench drainage systems designed to meet strict public safety regulations, extreme loading demands, and long-term durability expectations. From streetscapes and public plazas to government facilities, utilities, stormwater infrastructure, and public transportation hubs, drainage must withstand continuous use, heavy equipment, and environmental exposure.
This applications page provides engineered drainage solutions tailored for municipal and civil sector deployments.
Government-owned and public-facing infrastructure must operate reliably for decades with minimal maintenance. Without proper trench drainage, municipalities face:
High-performance trench drains improve public safety, infrastructure longevity, and municipal operational efficiency.
Municipal drainage systems must achieve high standards for structural strength, safety, environmental resilience, and low lifecycle cost.
Municipal projects demand materials engineered for strength, corrosion resistance, and long-term performance.
| Load Class | Description | Municipal Usage |
|---|---|---|
| Class D | Heavy-duty | Plazas, sidewalks, parks |
| Class E | Extra heavy | Bus lanes, streetscapes |
| Class F | Extreme | Roadways, transit hubs, emergency access routes |
Must meet ADA and civil design guidelines
Sizing depends on local rainfall intensity and impervious surface area
Grates must be safe for pedestrians, mobility devices, and bicycles
Municipal systems must allow easy debris removal and inspection
With Heavy-Duty Ductile Iron Grates
Maximum Flow & DOT-Grade Strength
Use SwiftDrain 300 Series
Use SwiftDrain LEO 1200
Strengthen your municipal and civil infrastructure with trench
drain systems engineered for heavy loads, long-term durability,
and maximum hydraulic performance. SwiftDrain 300 and SwiftDrain
LEO 1200 deliver industry-leading solutions for the most demanding
public works applications.
Request technical specifications, CAD drawings, or speak with a
municipal drainage specialist to begin planning your project.