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YD StormFlow® | Stormwater Infiltration Drain Tunnels
High-Capacity Stormwater Infiltration Chambers for Sustainable Urban Drainage
Overview
YD StormFlow® is a high-performance stormwater infiltration tunnel system, designed to collect, retain, and infiltrate rainwater underground. Engineered for urban drainage, leach field chambers, and subsurface infiltration, it offers a scalable and eco-friendly solution to manage stormwater runoff, reduce flooding, and recharge groundwater.
Whether you’re working on highways, industrial sites, or green infrastructure, YD StormFlow® delivers efficiency, strength, and flexibility in one integrated system.
Key Features
Reinforced Infiltration Tunnel Design
Modular arched structure with high load-bearing strength for shallow underground installations.
✔️ Ideal for heavy traffic areas and structural foundations.
Efficient Mesh Sidewalls
Maximized contact surface ensures fast and uniform rainwater infiltration.
✔️ Prevents clogging and supports natural percolation.
Flexible Pipe Connection Interfaces
Pre-marked inlet/outlet ports for different pipe diameters (DN110–DN300).
✔️ Quick on-site connection and system flexibility.
Accessible Top Port
Top opening for inspection, maintenance, and overflow management.
✔️ Easy servicing without excavation.
Durable PP Material
Made from 100% recyclable polypropylene, resistant to corrosion and chemicals.
✔️ Long service life, low maintenance.
Technical Specifications
| Specification | Detail |
|---|---|
| Dimensions (L×W×H) | 1150 × 800 × 500 mm |
| Storage Volume | 300 L/ Unit |
| Net Weight | 11 kg |
| Load Class | 200–600 kN/m² |
| Material | High-strength polypropylene (PP) |
| Effective Void Ratio | ≥ 95% |
| Pipe Connection Sizes | DN100 / DN150 / DN200 / DN300 |
| Installation Requirements | Minimum cover depth: 250 mm, Maximum cover depth: 3740 mm |
| Installation Type | Shallow-buried infiltration system |
| Inspection Access | Integrated top access port (optional) |
Scenario Applications
YD StormFlow® Infiltration Tunnel System is engineered for a wide range of stormwater management and infiltration needs across commercial, municipal, and industrial settings:
Stormwater Infiltration Systems
For collecting and infiltrating runoff from impervious surfaces.Leach Field Chambers
Suitable for septic systems and advanced wastewater infiltration designs.Subsurface Drainage for Parking Areas
Provides structural support while managing runoff under high-traffic zones.Roadside and Highway Drainage
Reduces surface water and flood risks alongside transportation infrastructure.Rainwater Harvesting Retention Basins
Used in conjunction with filter tanks to store and slowly release captured rainwater.Sustainable Urban Drainage Systems (SuDS)
Complies with modern low-impact development (LID) and green infrastructure standards.
Not sure how to integrate YD StormFlow® into your project? Contact our technical team for tailored infiltration system design.
Why Choose YD StormFlow®?
High-Capacity Infiltration Performance
Engineered with ≥95% void ratio for efficient rainwater infiltration and groundwater recharge.Strong Load-Bearing Design
Withstands up to 60 tons of traffic load — ideal for roads, parking lots, and industrial zones.Modular & Scalable
Easily customizable layout for small residential projects to large municipal systems.Fast & Easy Installation
Lightweight polypropylene material with simple interlocking connections saves time and labor.Eco-Friendly & Durable
Made from recyclable, corrosion-resistant PP for long service life with minimal maintenance.Multi-Directional Pipe Connections
Flexible pipe interface design fits DN100–DN300 for varied site conditions.Compliant with SuDS & Green Infrastructure
Supports global standards for sustainable urban stormwater management.
Frequently Asked Questions (FAQ)
A: It is a subsurface structure designed to collect, store, and gradually infiltrate stormwater into the ground, reducing surface runoff and helping recharge groundwater.
A: It’s ideal for roads, parking areas, industrial parks, green spaces, rainwater harvesting systems, and sustainable urban drainage (SuDS) designs.
A: It offers load-bearing capacity from 200 to 600 kN/m², suitable for heavy vehicular loads including trucks and forklifts.
A: Yes, it integrates seamlessly with filters, sediment traps, inspection ports, and detention tanks.
Looking for a smart infiltration solution for sustainable stormwater management?
Contact us now to learn how YD StormFlow® can enhance your underground drainage design with high-capacity infiltration tunnels!
